When entering the information in the configuration window for Active Administrator Change Notifications, you receive the following error:
Unable to validate the configuration settings. See details for more information.
Please check the client ID and the security key. The input is not a valid Base-64 string as it contains a non-base 64 character, more than two padding characters, or an illegal character among the padding characters.
at System.Convert.FromBase64_Decode(Char* startInputPtr, Int32 inputLength, Byte* startDestPtr, Int32 destLength)
at System.Convert.FromBase64CharPtr(Char* inputPtr, Int32 inputLength)
at System.Convert.FromBase64String(String s)
at Quest.AA.AFS.ASM.AzureAD.AzureADHelpers.GetChangeNotificationAccessToken(AzureADDomain domain)
at Quest.AA.AFS.ASM.AzureAD.AzureChangeNotificationWatcher.TestAzureADChangeNotificationSettings(AzureADDomain domain)
Entering new information, re-creating the App resource, security and client secret does not change anything, and you continue to receive the above message.