Being a streamer altho popular is a very demanding call, there is a lot of technical knowledge involved and one of this knowledge is setting your web camera equipment. On the internet, you can find how to install certain devices and register them in Windows but with little to no information on how to set everything for streaming. In this article, we will try to address as many of this as we can so you can start using your camera right away.

Features of the Logitech C922 Pro Stream Webcam

In the package of your Logitech C922 Pro Stream Webcam, you should have the camera itself with a USB hookup, tripod, and user manual. Tripod, of course, is meant to stabilize the camera for recording using high zoom values so visual shaking of the picture is eliminated. The camera itself captures natural light without any distortion in full HD and if placed on top of the monitor it can accommodate the field of view to capture two people. Also when in a low-light room, autofocus will correct light and it will sharpen an image in order to compensate for lack of light. The camera also features a dual microphone for clarity of sound.

Assembling the Logitech C922 Webcam

Of course, the first thing when the camera is unpacked is to assemble it. Basically, there are two ways for the camera to be assembled:

1. On top of monitor and
2. On tripod

The next section will cover both assemblings

Mounting camera on the monitor:

The Logitech C922 Pro Stream Webcam can be used to capture up-close images or video from the top of any computer monitor or TV. To set up your Logitech C922 Webcam on top of a monitor or TV:

• Completely extend the mounting stand until it reaches the top width of your monitor or TV
• Turn the bottom piece of the mounting stand, so it matches the angle of the back of your monitor or TV
• Place the mounting stand on top of your monitor or TV and tighten the bars until they’re flush with each surface
• Pivot the webcam up, down, or to the sides to center the camera angle

After you have securely mounted the C922 to your monitor or TV, it’s ready to be plugged in and used with any recording application on your computer.

Mounting camera on the tripod

You can set up your Logitech C922 Pro Stream Webcam to record a 78-degree view of a room for presentations or live streams by attaching it to the tripod. To set up your Logitech C922 Webcam with a tripod:

• Unfold and extend the legs of your tripod
• Place the webcam on top of the tripod, aligning the swivel bolt with the webcam mounting hole
• Swivel the bolt by turning a small knob on the tripod

Once you have assembled your Logitech C922 Pro Stream Webcam on your tripod, plug it into your computer and load up your favorite recording application.

How can you use your Logitech C922 Pro Stream Camera?

Altho this camera is designed and built to be used in a live stream environment it can also be used to record video offline to a file. In this next segment, we will explore further applications in which the camera is meant to be used.

Live video

The Logitech C922 Pro Stream Webcam allows content creators to share content in high definition with thousands of viewers in real-time. Stream full 1080p at 30 frames per second and 720p at 60 frames per second live on platforms such as Twitch or YouTube.

• Stream video games or entertainment in real-time
• Create live presentations for work, customers, or followers
• Discuss matters of interest in live talk shows or podcasts
• Video call family or friends on Skype, Facetime, or Google Hangouts
• Capture crystal-clear, 78-degree video with the Logitech C922 autofocus lens. With two microphones attached on each end, you can stream any live video with little to no audio drops.

Offline recordings

The Logitech C922 Pro Stream Webcam can be used with desktop recording software to create professional videos or snapshots. After you’ve finished recording, you can edit specific spots in the video and add custom presentation details.

• Product demonstrations and tutorials
• Educational or promotional presentations
• Video game or entertainment videos
• Personal vlogs
• Talk shows or podcasts
• Desktop or laptop technical walkthroughs
• Complete offline recording in high definition at 1080p. Use QuickTime Player (Mac) or Microsoft Camera App (Windows) to take photos or record videos offline.

Setting up Logitech C922 Pro Stream Camera using XSplit Broadcaster

XSplit Broadcaster offers live stream support for several platforms, which include Facebook Live, YouTube Live, and Twitch. After you hook up your webcam and create profiles for each platform, you can begin a live stream with XSplit Broadcaster.

Twitch Streaming

• Enable Two-Factor Authentication on Twitch: Navigate to the settings of your profile and the Security and Privacy tab. Before you can start broadcasting with XSplit, you must set up Two-Factor Authentication.
• Set Up Twitch Streaming Profile in XSplit: In XSplit Broadcaster, navigate to Broadcast > Set up a new output > Twitch. Select an account to authorize with XSplit and proceed.
• XSplit automatically chooses a resolution to record based on target server connection quality.
• A settings window opens before you complete the setup, which allows you to customize the server and video recording options. Once you have completed the setup, your Twitch profile is set up in XSplit. You can begin a stream by navigating back to Broadcast and clicking on the new Twitch profile.

YouTube Streaming

• Enable YouTube Streaming Live: Click on your YouTube profile picture to open a dropdown and click on YouTube Studio Beta.
• On the left side of the page, navigate to Other features and click on Live events in the dropdown.
• Click on Enable live streaming to set up live streaming for your YouTube profile.
• Set Up YouTube Streaming Profile in XSplit: In XSplit Broadcaster, navigate to Broadcast > Set up a new output > YouTube. Select an account to authorize with XSplit and proceed.
• Once YouTube Live Properties window pops up, click Authorize to connect your Google account. You can also change any settings as needed before you begin a live stream. Once you’re ready to broadcast live with XSplit, navigate back to Broadcast and click your new YouTube Live profile.

Facebook Live Streaming

• Set Up Facebook Live Streaming Profile in XSplit: In XSplit Broadcaster, navigate to Broadcast > Set up a new output > Facebook Live.
• A prompt opens in XSplit to log in to your Facebook profile.
• Log in and set up permissions and posting options as you’d like them to appear whenever you stream live on Facebook. After you’ve completed the permission process, your Facebook Live profile is ready to use in XSplit. You can navigate anytime back to Broadcast and select your new Facebook Live profile in XSplit to begin a live stream.

Using OBS with Logitech C922 Pro Stream Webcam

OBS live streaming application offers high-quality audio and video performance and video capturing in real-time. This application offers full control over every detail and it is a very good choice for both cases.

Setting up Logitech C922 with OBS

• Add Logitech C922 as a Capture Device: Click the + under the Sources section. Once you are in the drop-menu, select Video Capture Device.
• When this menu pops up, click Create New and hit OK.
• From the Device bar, you can select your Logitech C922 as a default Video Capture Device. Set any configurations up how you want them and click OK before exiting.
• Changing Resolution or Frames Per Second: With OBS open, click on Settings in the bottom-right portion of the screen and then on the Video tab on the next page. Here you can set up the screen resolution, downscale filter, and frames per second defaults for all videos recorded with OBS. Click Apply before exiting.
• After you’ve finished applying the initial settings, you can begin recording or streaming in the bottom right-hand corner of the main menu.

How to fix Windows 10 Error 0x803f7000

Error code 0x803f7000 -What is it?

Error code 0x803f7000 refers to an issue in Windows 10 with downloading apps through Windows Store. When you choose the app or game to download, it heads to Downloads in the Store app. Then it says it is acquiring a license but then fails. When you click the “See details” link, you see the error code 0x803F7000. It could mean that the date and time or region settings in your Windows 10 are incorrect or there are some problems with the Windows Store Cache.

Symptoms

• This error appears when you are running Windows 10 and trying to download an app through the Microsoft store. The error code may appear with this message: “Something went wrong. The error code is 0x803f7000, in case you need it”
• You might also see this message along with the error code: "It looks like you've reached your device limit for installing apps and games from the Store on your Windows 10 device. If you want to install apps and games from the Store on another Windows 10 device, remove a device from the device list."

Solution

Error Causes

There may be several reasons for this error:

1. This problem may arise if the date and time in Windows 10 are incorrect.
2. If the region has been set incorrectly.
3. Problems with Windows store cache.
4. Windows store server overloaded.
5. The Windows version you are using is pirated.

Further Information and Manual Repair

Method 1:

Correcting date and time:

• Open up Control Panel > Clock, Language, and Region.
• Then click on Date & Time.
• Now click on Change date & time to correct your time.

Method 2:

Correcting region:

• Navigate to Control Panel > Clock, Language, and Region.
• Then click on Region.
• Then click on the Location tab.
• Now set your actual region from Home location section.
• Click Apply & OK.

Method 3:

Resetting Windows Store:

• Press Windows Flag Key + X from your keyboard. Then select Command Prompt (Admin). It will launch Command prompt as administrator.
• Then type wsreset and hit Enter.
• Wait for a few seconds. It will automatically open Windows Store.
• Then try to download any apps.

Method 4:

1. Open Command prompt in local machine and type in the Windows Store reset tool exe
2. Activate Windows by going to Settings>Updates and Security
3. Run the Modern UI/metro app troubleshooter from Microsoft
4. Keep trying it several times.
5. Try changing locale and time zone to the United States as shown below
6. Go to control panel, Language settings
7. Select location to the United States
8. This will reset the language to US English. After this try downloading the apps again.
9. Try restarting the Windows Updater service or restart the machine once.

You must make sure that you have a good internet connection. You need that for the updates and downloads complete without disruption.

Method 5:

Make sure the app isn’t blocked by the Windows firewall: To make your PC more secure, some apps are blocked by Windows Firewall by default. For proper functioning, you might need to enable an app to receive info through the firewall. For more info, see the "Allow an app to receive info through the firewall," and follow the procedure from start to finish.

Method 6:

Check with your system admin: If your PC is part of a network in an organization, like a business, school, or government agency, your system administrator might have turned off the use of certain apps using the Group Policy. Contact your system admin if you believe that Group Policy is preventing you from using an app.

Method 7:

Make sure your apps are up-to-date: To make the apps working properly, you must keep your apps up-to-date. This could be done by turning on automatic updates in the Windows Store.

Method 8:

Contact the app publisher To view the publisher’s app support info, follow these steps:

1. On the Start screen, tap or click Store to open the Windows Store.
2. Search or browse for the app, and then tap or click it.
3. Scroll to the Details section of the app's description page, and then tap or click the support link for the app under Learn more. The link will open an email message for you to contact support or will take you to a support website.

If you do not possess the technical expertise required to accomplish this yourself or do not feel comfortable doing so, download and install a powerful automated tool to get the job done.

Error Code 0x80070005 – What is it?

Error code 0x80070005 is also known as the “Access Denied” error code because it prevents Windows users from accessing updates on their machines. This error code exists due to a lack of permissions on one’s system files or registry, permissions which are necessary for the updates via Windows Update to complete successfully. Error code 0x80070005 affects multiple versions of the Windows operating system including Windows 8, 8.1, and Windows 10.

Solution

Error Causes

The lack of files or registry permissions which result in the presence of error code 0x80070005 on your device may occur based on several reasons. The most common of these relates to the existence of malware programs on your machine. Malware can disrupt and change system files which are required for the update process to occur. Thus, this error code requires a systematic approach to first find missing or corrupt files, as well as cleaning up malware programs that could be preventing your machine from accessing updates.

Further Information and Manual Repair

Windows 10 users can repair error code 0x80070005 by implementing manual repair procedures. These procedures include the installation of tools like SubInACL.exe which enable users to access information about registry keys and files, thus detecting issues that may be preventing them from completing the update process in Windows Update.

These manual repair methods are listed below with clear instructions that even average Windows users can understand and follow. However, if you attempt the procedures and experience any issues that prevent you from successfully fixing error code 0x80070005, contact a Windows repair technician. Also, consider downloading an automated tool since these tools often help users fix PC performance issues that cause error codes to occur within various versions of the Windows operating system.

Method One: Log on as Administrator to Install Updates

By logging on as an administrator, Windows users may be able to access updates via Windows Update and thereby fix error code 0x80070005 in Windows 10. Follow the steps below to complete this manual repair method.

• Step one: Click the Search bar near the Start button
• Step two: Type User Accounts in Search
• Step three: Select User Accounts
• Step four: Click Manage User Accounts, then type in password if prompted to do so

Once you are logged on as an administrator, go to Settings to access Windows Update. You will be given the option to install the latest updates. Select this option and wait for the process to be completed. If error code 0x80070005 reoccurs, however, you will need to proceed to manual repair method two which requires that you scan for malware.

Method Two: Scan for Malware

This method is very simple. As you scan for malware on your machine, you will be able to detect any malicious programs that may be preventing you from installing updates on your device. This will in turn enable Windows users to clean up their system, fix the error code, and prevent others from occurring.

First, be sure you have a viable antimalware program on your machine. Scan for viruses and other harmful programs using this third-party software. Another option is to run Windows Defender on your machine.

Once you’ve completed the scan and error Code 0x80070005 moved any malware that may be present, attempt to install updates via Windows Update. If the problem causing error code 0x80070005 in Windows 10 is resolved, you will be able to install the updates. However, proceed to the next manual repair method if the error code remains on your device after you have scanned and removed malware programs.

Method Three: Install SubInACL Tool

The SubInACL tool enables Windows users to access security details and other information regarding files and registry permissions. Use this tool to fix files and registry permissions by following the instructions below.

• Step one: Download the SubInACL tool via Microsoft’s official website
• Step two: Run program as administrator
• Step three: Restart machine
• Step four: Go to Settings, Update & security, then Windows Update
• Step five: Reattempt installation of updates

Once you’ve been able to run the SubInACL tool and fix files or registry permissions, your machine should be able to access updates. If error code 0x80070005 reoccurs, however, you may need to contact a Windows repair technician to verify if issues unrelated to permissions are causing the error code to occur.

Method Four: Download an Automated Tool

If you wish to always have at your disposal a utility tool to fix these Windows 8 and other related issues when they do arise, download and install a powerful automated tool.

Driver Verifier is a built-in tool in Windows 10 that monitors device drivers on your computer, if it detects issues with drivers, it will attempt to fix the issue. If you are encountering Blue Screen for a Driver and after running Driver Verifier you get another with message DRIVER_VERIFIER_DETECTED_VIOLATION ten follow this article step by step in order to solve it. There is a chance that you will maybe even have to do this in safe mode, if that is your case, login into safe mode and proceed, otherwise proceed normally.

1. Update Device Drivers

   the most common issue with the blue screen is old Drivers, in most cases, graphical drivers, update all Drivers with the latest versions and see if this will resolve the issue.

2. Stop or uninstall Virtualization software

   Virtua machine software is a great way to have a safe environment and to experiment while preserving your Windows installation intact, however sometimes due to the nature of these applications they can be a case for blue screen errors. Stop virtualization software to see if it will remove the issue. If that is the case, try another virtualization application

3. Disable Driver Verifier

   Press ⊞ WINDOWS + X to open the secret menu Click on Command Prompt (admin) Inside command prompt type: verifier and press ENTER Select the Delete existing settings radio button Click Finish Reboot your computer

4. Reset Driver Verifier

   Press ⊞ WINDOWS + X to open the secret menu Click on Command Prompt (admin) Inside command prompt type: verifier /reset and press ENTER Reboot your computer

5. Use system restore

   Rollback Windows to the previous state where everything was working fine.

The previous Windows versions all came with Microsoft's browser Internet Explorer. A lot of users love it because not only that it is easy to use. It is also very fast. Users didn’t have to worry about compatibility because it is almost always compatible with its Windows Version. When they introduced Windows 10, they changed the name of the browser from Internet Explorer to Microsoft Edge. It is faster and more user-friendly compared to its predecessors. But after the Creator Update, some experienced receiving the inet_e_resource_not_found error code. In contrary to what everyone expects, you actually don’t have to uninstall and reinstall the Microsoft Edge App. What you can do is reset the browser in your Apps & Features Settings in your Microsoft Settings.

To reset the browser you can follow the steps below:

1. Click on the Windows icon and go to settings.
2. Click on Apps and this will bring you to the Apps & Features page. Look for Microsoft Edge from the list of Apps and click on it.
3. Choose Advance Option
4. Scroll down then Under Reset, click on repair or reset. When you repair it will fix the existing problem but the data that caused the problem may still be present and can still cause problems. If you click on reset, it will delete all the cache and cookies that are installed in your browser but it will save your Favorites as well as your bookmarks.

Another way to resolve this is by disabling the feature TCP Fast Open on Microsoft Edge. To disable this, go ahead and follow the steps below:

1. Open the Microsoft Edge browser.
2. Type in about: flags on the Address (URL) bar.
3. Under Networking, uncheck the Enable TCP Fast Open.
4. Close your Microsoft Edge browser and open a new one.

Flushing the DNS also worked for other Users. Sometimes, the error code the inet_e_resource_not_found is caused by a corrupted DNS cache. There are 2 ways to flush your DNS. The first option is to use the command prompt to run the command.

1. To access the Command prompt or CMD, you can search for it on Cortana or you can click on the Windows icon to access the Programs, scroll down to the Windows System folder and click on it.
2. A dropdown menu will show up, click on Command Prompt which is the first on the list.
3. Type in the code ipconfig /flushdns and press enter.
4. There will be a message that will show that says Windows IP configuration successfully flushed the DNS Resolver Cache
5. Exit the CMD by typing exit and press enter.

The easiest way to do this is to Press the keys Window + R on your keyboard. Type in ipconfig /flushdns in the search box and hit enter or click on OK. These are only some of the ways to resolve the inet_e_resource_not_found. There are other ways to further troubleshoot this issue such as reinstalling your Wifi Adapter Driver or adjusting the DNS Server Address. But most of the time, users are able to resolve the issue with the steps provided above.

The latest update from Panos Panay on Twitter is including New and redesigned Snipping tool inside Windows 11. From the shared video, we can see that it includes modern Windows 11 UI redesign and it looks and feels like a part of Windows 11. More things that can be seen from the shared video is that it looks like the new snipping tool is a merged version of the old with snip & sketch. It is good to see that it is still possible to capture screen with easier way natively inside Windows 11 but some more functionality would be more welcome I guess. Users were asking for added functions for a long time like adding simple text for example but from shared video, no new features were presented so for some users 3^rd party solutions will still be the way to go. The new and redesigned Snipping tool will roll out with the next update and we will see then about all new features inside it firsthand. Until then, take care.

In Windows 11 by default inside the Start menu, there is recommended section that contains recently opened folders, documents, and files. If you do not wish this section and do not want recent items in your Start menu there is an easy way to turn it off.

1. Press ⊞ WINDOWS + I to open settings
2. Click on Personalization
3. On the right side scroll down and click on Start
4. Click on the switch beside Show recently opened items in Start, Jump lists, and File Explorer
5. Close settings

Settings will be automatically applied and there will be no more recommended items inside your Start menu to create clutter, it will be nice and clean.

Fix Thorconnwndclass

What Is Thorconnwndclass Error?

Thorconnwndclass error is an Outlook error that has recently reared its head. Known to create several problems in the proper functioning of the Outlook application, this error is essentially a constituent of the Norton Antivirus Crash Guard Symantec component. That’s why those using the Norton Antivirus program are most likely to encounter this error.

Solution

Error Causes

When the Thorconnwndclass error occurs, the Outlook closes unexpectedly, users encounter problems while sending or receiving emails and, performance of Outlook is degraded and this happens because issues arise while accessing the PST file. Because of this damaged PST file, stored data is unavailable for access. Other factors that trigger the Thorconnwndclass error are listed below.

• Corrupt or damaged Outlook Add-ins
• Corrupt or damaged Outlook bar
• Unfinished Outlook installation
• Faulty settings
• Thorconnwndclass Norton is being used with Outlook

Regardless of the underlying factors that lead up to the occurrence of this error, it's of paramount importance that workarounds are implemented to ensure desired performance of Outlook in the long run.

Further Information and Manual Repair

While there are several ways to rectify this error, some of the most common ones are listed below as follows.

• The most effective solution is the PST file repair tools available online. These tools use a complex algorithm and thoroughly scan the PST file and repair it as needed. This resolves the Thorconnwndclass error that one encounters in Outlook. Usually such software have an easy to use interface and can easily be used, without the need for the user to have a strong technical background. Another advantage of using these software available online is that they not only repair the file, but they often play a pivotal role in retrieving inaccessible or lost data.

Some other tips for manually resolving this problem are listed below as follows.

• First and foremost, disable your Norton Antivirus program if it’s installed on your system. Now, open the Outlook application in Safe Mode. Since this problem may also be triggered by damaged or corrupt Outlook add-ins, it is strongly advised that you disable or uninstall them. Now, you will come across some .dat files. Rename them by changing the existing .dat files to new .dat.
• Another useful approach is to employ the Inbox Repair tool offered by Outlook.
• Finally, one can also use the scanpst.exe file to fix any problem or error that resides within the  Outlook application.

This post will guide you in fixing the error 0x80070103 when installing Windows Update. According to users who encountered this problem, Windows Update (WU) fails to install several different updates. This kind of Windows Update error is can mostly be seen in the Windows Update screen inside the update reports although it is also known to occur when a user attempts to install a peripheral driver – only if the Windows Update offers to update the driver through a prompt and when you click Yes. There are several possible causes for this error, it could be that Windows Update is trying to install a particular driver for the second time already which happens when it gets confused by an additional piece of identical hardware like the graphics adapter. Aside from that, the Windows Update might have already installed the driver which is known to occur with unsuitable versions of the already installed driver. In addition, the error could also be due to a third-party program interference like a security program or a utility program that is using the same driver and conflicts with the Windows Update. Here are some suggestions that might help in fixing the Windows Update error 0x80070103.

Option 1 – Install the updates in a Clean Boot State

You might want to try putting your computer in a Clean Boot state and then install Windows Updates again without any trouble. During this state, you can start the system with a minimum number of drivers and startup programs that will surely help you in isolating the root cause of the issue.

• Log onto your PC as an administrator.
• Type in MSConfig in the Start Search to open the System Configuration utility.
• From there, go to the General tab and click “Selective startup”.
• Clear the “Load Startup items” check box and make sure that the “Load System Services” and “Use Original boot configuration” options are checked.
• Next, click the Services tab and select the “Hide All Microsoft Services” check box.
• Click Disable all.
• Click on Apply/OK and restart your PC. (This will put your PC into a Clean Boot State. And configure Windows to use the usual startup, just simply undo the changes.)
• After that, try to install the Windows Updates or upgrade again.

Option 2 – Try installing the failing driver without using Windows Update

If installing the updates in a clean boot state didn’t help, you can try a manual approach to yield much better results using the Device Manager or by downloading the driver from the manufacturer’s website manually.

• Tap the Win + R keys to launch Run.
• Type in msc into the box and tap Enter or click OK to open the Device Manager.
• After that, a list of device drivers will be displayed. Look for the device driver you and then select either “Update driver” or “Uninstall device”. And if you find any “Unknown device”, you need to update it as well.
• Select the “Search automatically for updated driver software” option and then follow the instructions to complete the process.
• If you have chosen to uninstall the driver, follow the screen options to complete the process and then restart your PC.

Note: You also have the option to go directly to the website of your device driver manufacturer and go to the section called Drivers then check if there’s a new available update – if there is, download and install it.

Option 3 – Try to run the Windows Update Troubleshooter

You might also want to run the built-in Windows Update Troubleshooter in Windows that could help you in resolving the Windows Update error 0x80070103. All you have to do is go to Settings > Update& security > Troubleshoot > Windows Update. From there, click on the Run the troubleshooter button and follow the next one-screen instructions that appear. After that, restart your computer and check if the error is now fixed or not by trying to install the update once again.

Realtek sound device not playing sound is a common Windows issue.  It happens occasionally and luckily it can be solved with a little effort and in a short time period. Today in this article we will explore the most common reasons and solutions for driver malfunction for Realtek inside Windows 10. If you have this particular problem, go from step 1 to the last step since all steps are meant to go from simplest to the most complex. All of that being said let us fix your Realtek driver issue.

1. Check Speakers or/and Headphones first

   The first thing would in any troubleshooting be to check are your speakers turned on or are your headphones connected and the volume or switch on them is set properly. Nothing more embarrassing than spending an hour or so troubleshooting only to find out that issue was in a malfunction of speakers or them not being turned on.

2. Check the Volume control in Windows

   Same as the previous step where you have checked hardware, now it is time to check to see if the volume control is set properly and not by any chance muted or volume is brought all the way down.

3. Check if the Device Manager is reporting an error and update the driver

   If both hardware is functioning properly and volume control in Windows is set correctly then the issue might be in Windows not detecting device or driver malfunction. In any case, the Device Manager will be the one who will report this problem. In order to check to see if the driver is properly working press ⊞ WINDOWS + X to open the hidden start menu. Once it opens, click on Device Manager to open it, If you have a driver device error inside Windows, you should see it immediately when entering the Device Manager, it will have a yellow exclamation mark beside it. Right-click on it and choose update driver.

4. Reinstall driver

   If driver update failed or you already have the latest drivers, reinstalling them could fix the issue since drivers might have corrupted during installation of some update or application. Follow steps from point 3 to get to the driver in Device Manager, then right-click on it but instead of update choose to uninstall. Reboot Windows once the driver is uninstalled and Windows will install a new one.

5. Check Windows update

   Check to see if the latest Windows update is installed, update your Windows if needed

6. Fix driver issue with DRIVERFIX

   If everything else fails, get DRIVERFIX, a premium solution for your PC issues, and fix driver errors.