[KBA-79132] "Access denied: Unknown credential" error after upgrading Mercury LP controllers to firmware 1.30.1 or later
After upgrading Mercury LP controllers to firmware 1.30.1 or later, cardholders with credentials 32 bits and over receive an "Access denied: Unknown credential" error despite having access to the area. There can also be a delay unlocking after access is granted.
Applies to
Synergis™ Softwire 11.0.0 - 11.3.3
Cause
A bug was introduced in Mercury driver 1.30.1.
Workaround
Upgrade to Synergis Softwire 11.3.4.
Status
This issue is resolved in Synergis Softwire 11.3.4.