Dear Team

                We are getting the below exception wen xquery executing.Please do the needful


                                    org.basex.core.BaseXException: Improper use? Potential bug? Your feedback is welcome:
Contact: basex-talk@mailman.uni-konstanz.de
Version: BaseX 7.9
Java: Oracle Corporation, 1.7.0_07
OS: Windows 7, x86
Stack Trace:
java.nio.channels.OverlappingFileLockException
    at sun.nio.ch.SharedFileLockTable.checkList(FileLockTable.java:255)
    at sun.nio.ch.SharedFileLockTable.add(FileLockTable.java:152)
    at sun.nio.ch.FileChannelImpl.tryLock(FileChannelImpl.java:1017)
    at org.basex.io.random.TableDiskAccess.lck(TableDiskAccess.java:188)
    at org.basex.io.random.TableDiskAccess.sharedLock(TableDiskAccess.java:175)
    at org.basex.io.random.TableDiskAccess.<init>(TableDiskAccess.java:88)
    at org.basex.data.DiskData.init(DiskData.java:122)
    at org.basex.data.DiskData.<init>(DiskData.java:92)
    at org.basex.core.cmd.Open.open(Open.java:68)
    at org.basex.query.QueryResources.open(QueryResources.java:263)


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