Issue: When attempting to access footage, the historical videos are loading, but the thumbnails for both the cameras and the historical footage are missing as follows
Network and Connectivity Troubleshooting for Missing Thumbnails
Ensure that your network firewall allows access to the following endpoint:
s3.us-west-004.backblazeb2.com* over port443 TCP
Troubleshooting Steps:
Test with a Different Network
Try logging into the dashboard from a different network (e.g., mobile hotspot) to check if the issue persists. Are thumbnails still missing?Check Network-Wide Impact
Determine whether the issue affects all users on the same network or only specific users.Proxy Configuration (e.g., Zscaler)
If your office network uses a proxy (such as Zscaler), ensure the following domain is whitelisted on the proxy side:s3.us-west-004.backblazeb2.comover443 TCP
DNS Resolution
If you are using a local/private DNS server, confirm that it correctly resolves:s3.us-west-004.backblazeb2.com* over443 TCP
If the issue persists, please open a support case and include the following information to help us investigate more effectively:
Organization name
Affected location(s)
Screenshots of the issue
Number/Name of dashboard users experiencing the problem
A brief description of the issue
HAR file capture while accessing the Dashboard (Live and Search tabs)