Error: There was an error when attempting to accept the invitation response.
An incorrect guest organization URL address is specified in the invitation link to generate the distributed collaboration invitation file. This may include an incorrect web adaptor name in the URL address.
Below are examples of incorrect and correct URL addresses.
Note: If deleting and reinviting the guest organization fails, contact Esri Support to delete the old invitation URL logged to the gw_participant_info table in the ArcGIS Online database.
Note: When inviting a guest to the collaboration, ensure the correct URL address format as specified in the Guest Organization URL is entered in the box for the invitation.