Access control rules debug ACL rule debugging tools are available. The following ACL rule debugging tools are available: Field level debugging ACL rule output messages To enable ACL rule debugging, navigate to System Security > Debug Security Rules. Note: Impersonation can simplify debugging ACL rules. First enable ACL debugging, then impersonate another user to see what ACL rules the user passes and fails. Field level debuggingWhen debugging is enabled, a small bug icon appears beside each field with an ACL rule.Impersonate users to debug ACLsImpersonation can simplify debugging ACL rules.