The software version 8.10.161.0 is mentioned in the given documents as the current version of the WLC, and it is stated that the customer is planning to upgrade to 8.10.183.0, which is also the TAC recommended code.
The current software version of the WLC is 8.10.161.0, and the customer is planning to upgrade to 8.10.183.0 to fix the current issue.