Problem

When launching APM you get a warning similar to the following:

The current activation key does not match the database activation key: Current Activation
Key = <activation key>, Database binding Key = <database key>

Solution

Clear the database activation key using the script below.

Restart APM

SQL Server
update oq.CUSTOMERINFORMATIO set ACTIVATNKEY=null, vers=vers+1;

If this does not resolve the problem, please submit a Service Request.