You may experience a critical error Acrolinx license database, this means that your user database has become corrupt.
|Acrolinx Core Platform||Classic Editions
On Premise 5.x
There are a wide range of variables that would cause the user database to become corrupt.
You’ll need to send the user database file "acrolinx.aldb.h2.db" to Acrolinx Support.
You can find the database file in the following location: