DevTest Unable to create initial pool of database connections

Document ID : KB000076628
Last Modified Date : 06/04/2018
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Issue:
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]
Environment:
All supported DevTest versions and environments
Cause:
The file used to create the database connection pool is locked.
DevTest_Home/prodDb.mv.db 
Resolution:
To resolve this issue:
  • Shutdown all DevTest components
  • Delete, move or rename the DevTest log directory (optional).
  • Delete, move or rename DevTest_Home/prodDb.mv.db
  • Delete, move or rename DevTest_Home/prodDb.trace.db (if present)
  • Restart all DevTest components
  • Verify the error is not longer in the registry.log
Additional Information:
Also see KB000077727