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Script errors - Wrapped org.springframework.dao.CannotAcquireLockException
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Off late getting a lot of error like the one below
'calculated_data': Script error in point "Temp_Outside_5minAvg": sun.org.mozilla.javascript.WrappedException: Wrapped org.springframework.dao.CannotAcquireLockException: PreparedStatementCallback; SQL [select pv.dataType, pv.pointValue, pva.textPointValueShort, pva.textPointValueLong, pv.ts, pva.sourceType, pva.sourceId from pointValues pv left join pointValueAnnotations pva on pv.id = pva.pointValueId where pv.dataPointId=? and pv.ts >= ? and pv.ts#1) in at line number 1 in at line number 1
They go away after bouncing tomcat, but again reoccur after some time. please advise on resolution ?
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Is there any pattern to when these errors occur, such as a specific time each day?
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@mlohbihler said:
Is there any pattern to when these errors occur, such as a specific time each day?
no not really. I got fed up with them and migrated to mysql, seems to have stopped after that. Overall system performance is also much better.
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Ah, i didn't know you were using Derby. Could have been just a load issue?