After upgrading to one of the following browser versions, you see the error "An unexpected error has occured" or "Unable to communicate to the PPM server".
This issue is caused by the Chrome defect Issue 1084874: async form submission change breaks site expecting first load event for just-created iframe to be for the form submission
This generic error may occur when performing one of the following steps or actions:
Other things you may notice:
Chrome bug 1084874 has been fixed in Chrome and backported to the latest 83 build available:
Fixed in 83.0.4103.97 (and higher). To get this update in Chrome, go to Help > About Google Chrome (chrome://settings/help).
Note: If you don't see the update, it's likely restricted by your company. Contact your internal GIS team to request this build.
Fixed in 83.0.478.45 (and higher). To get this update in Edge, go to Help and Feedback > About Microsoft Edge.
Note: See Release notes for Microsoft Edge Stable Channel for more details on this release.
Click X (recommended) on the popup error window instead of Close, as Close may cause a few additional issues such as:
Use a different browser configuration, such as:
Use the New User Experience, if possible, as the issue hasn't been reproduced there aside from working in a Channel that links to a Classic.
If you haven't already upgraded, change your system policy to not auto-upgrade Chrome.