org.eclipse.net4j.signal.RemoteException: java.lang.IllegalStateException: prep312: DELETE FROM CDO_LOCKS WHERE AREA_ID=? AND OBJECT_ID=? {1: '17e392d464d685a5a1aede7b3a9590e8c496e6c402240d644ce9e8f8678599a0', 2: 199} returned Update count 0 (expected: 1)
	at org.eclipse.net4j.signal.RequestWithConfirmation.getRemoteException(RequestWithConfirmation.java:142)
	at org.eclipse.net4j.signal.RequestWithConfirmation.setRemoteException(RequestWithConfirmation.java:131)
	at org.eclipse.net4j.signal.SignalProtocol.handleRemoteException(SignalProtocol.java:562)
	at org.eclipse.net4j.signal.RemoteExceptionIndication.indicating(RemoteExceptionIndication.java:62)
	at org.eclipse.net4j.signal.Indication.doExtendedInput(Indication.java:57)
	at org.eclipse.net4j.signal.Signal.doInput(Signal.java:391)
	at org.eclipse.net4j.signal.Indication.execute(Indication.java:51)
	at org.eclipse.net4j.signal.Signal.runSync(Signal.java:297)
	at org.eclipse.net4j.signal.Signal.run(Signal.java:169)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
	at java.base/java.lang.Thread.run(Thread.java:834)
Caused by: java.lang.IllegalStateException: prep312: DELETE FROM CDO_LOCKS WHERE AREA_ID=? AND OBJECT_ID=? {1: '17e392d464d685a5a1aede7b3a9590e8c496e6c402240d644ce9e8f8678599a0', 2: 199} returned Update count 0 (expected: 1)
	at org.eclipse.net4j.db.DBUtil.update(DBUtil.java:971)
	at org.eclipse.emf.cdo.server.internal.db.DurableLockingManager.changeLocks(DurableLockingManager.java:506)
	at org.eclipse.emf.cdo.server.internal.db.DurableLockingManager.unlock(DurableLockingManager.java:310)
	at org.eclipse.emf.cdo.server.internal.db.DBStoreAccessor.unlock(DBStoreAccessor.java:1646)
	at org.eclipse.emf.cdo.internal.server.LockingManager.unlock2(LockingManager.java:328)
	at org.eclipse.emf.cdo.internal.server.Repository.doUnlock(Repository.java:2227)
	at org.eclipse.emf.cdo.internal.server.Repository.unlock(Repository.java:2215)
	at org.eclipse.emf.cdo.server.internal.net4j.protocol.UnlockObjectsIndication.indicating(UnlockObjectsIndication.java:71)
	at org.eclipse.emf.cdo.server.internal.net4j.protocol.CDOServerIndication.indicating(CDOServerIndication.java:107)
	at org.eclipse.net4j.signal.IndicationWithResponse.doExtendedInput(IndicationWithResponse.java:100)
	at org.eclipse.net4j.signal.Signal.doInput(Signal.java:391)
	at org.eclipse.net4j.signal.IndicationWithResponse.execute(IndicationWithResponse.java:73)
	at org.eclipse.emf.cdo.server.internal.net4j.protocol.CDOServerWriteIndication.execute(CDOServerWriteIndication.java:35)
	... 5 more