Help Troubleshooting Controller Type Mismatch Controller Type Mismatch The access controller is online but the system detects that it is configured as the wrong type in Elements. For example, an LNL-X3300 is online but was configured as LNL-3300, LNL-2220 or other type.To resolve: Delete the controller, and re-add it.Delete access controller.Add access controller with correct type.© Honeywell International Inc. All Rights Reserved. Controller Requires TLS Encryption Issue Communicating with OSDP Readers