After I've created a custom icon (using an image), it is not consistently displayed. In the example below, the UCSF image on the right is correct. The "UC" generated image is incorrect. This happens randomly. Refreshing (e.g. by selecting its vault vs all vaults) often corrects the display.
1Password Version: 7.7 all betas, and prior
Extension Version: Not Provided
OS Version: macOS X 10.15.6
Sync Type: Not Provided