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via igniterealtime.org by Unknown author, 1 year ago
checkHeartbeat(): lock file [C:\Program Files\Openfire\embedded-db\openfire.lck] is presumably locked by another process.
via Google Groups by bvitez, 1 year ago
checkHeartbeat(): lock file [./riot/riotDB.lck] is presumably locked by another process.
via atlassian.com by Unknown author, 2 years ago
checkHeartbeat(): lock file is presumably locked by another process.
java.lang.Exception: checkHeartbeat(): lock file [./riot/riotDB.lck]
 is presumably locked by another process.	at org.hsqldb.jdbc.Util.sqlException(Unknown Source)	at org.hsqldb.jdbc.jdbcConnection.(Unknown Source)	at org.hsqldb.jdbcDriver.getConnection(Unknown Source)	at org.hsqldb.jdbcDriver.connect(Unknown Source)