There are a few explanations for the occurrence of 6922 Gmail error:

• Your network connectivity is poor; this may be due to poor Wi-Fi or a problem with your Internet Service Provider.
• A third-party app on your PC, such as an anti-virus, is preventing you from opening the file and blocking access.
• Your web browser or email program is out of date and needs to be updated.
• It may also be a result of some browser extensions you\'ve installed.
• You haven\'t deleted or deleted any of your caches or cookies.