Follow these steps to resolve the issue for an Access Evo member who has been assigned a User role for Dimensions but cannot log in.
Choose a time when the number of active Dimensions users is as low as possible.
Log in to Access Evo as an Admin user.
Click Members.
Click the member who cannot log in.
Remove their User role, then click Save.
Open the same member's record again.
Assign them a User role for Dimensions.
Click Save.
Wait up to 10 minutes (possibly longer) and then ask the user to try logging in to Dimensions again.