DevTest is unable to create a pool of database connections.
The following error is found in the registry.log:
ERROR org.apache.tomcat.jdbc.pool.ConnectionPool - Unable to create initial connections of pool.
org.h2.jdbc.JdbcSQLException: Database may be already in use: null. Possible solutions: close all other connection(s); use the server mode [90020-192]
The file used to create the database connection pool is locked.
All supported DevTest versions and environments
To resolve this issue:
Also see KB000077727