[KBA-79132] "Access denied: Unknown credential" error after upgrading Mercury LP controllers to firmware 1.30.1 or later - Synergis™ Softwire 11.0.0 - 11.3.3

Applies to
Synergis™ Softwire 11.0.0 - 11.3.3
Last updated
2022-11-02
Internal reference number
3266490
Content type
KB articles
Language
English (United States)
Product
Synergis™ Softwire
Version
11.3
11.2
11.1
11.0

[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.