When starting realtime you may encounter an error that looks like this: 

What this error means is there's a Windows audio setting that needs to be changed, or a audio resource that needs to be corrected. Here is a short list of the more common ones:

Wav Error: 1 or Opus Error: 1

If you encounter this error, it means that your computer’s microphone privacy settings are turned off. To fix this issue do the following steps:

Windows 10

1. Click Start button, then Settings.

   

2. Click Privacy, then on the left side, scroll down until you find App Permissions.  Under App Permissions click Microphone.

   

3. If Microphone access for this device is off, click the Change button to turn it on. Also make sure Allow apps to access your microphone is also turned on.

   

Windows 11

1. Click Start then Settings.

   

2. On the left side click Privacy.

   

3. Click Microphone under App Permissions on the right.

   

   Under Microphone, make sure Microphone Access is turned on.

   

Wav Error: 2 or Opus Error: 2

This error indicates that the default microphone has been disabled on the computer. To reenable the microphone do the following steps.

NOTE: The following steps work on both Windows 10 and Windows 11.

1. Go to the search icon on your taskbar and type Change System Sounds and press Enter. The Sound Settings dialog box displays.

   

2. Click the Recording tab on top. Right-click on the disabled microphone on the list and left-click Enable. Click OK to close the window.

   

If these solutions don’t resolve your audio problem, or if you get other error codes, please contact Technical Support department for assistance.