org.basex.core.BaseXException: Possible bug? Feedback is welcome: info@basex.org
BaseX 6.0: 
java.lang.RuntimeException: Possible bug? Feedback is welcome: info@basex.org
BaseX 6.0: 
Invalid Data Access [pre:92347, indexSize:416, access:416 > 415]

org.basex.core.Main.notexpected(Main.java:205)
org.basex.io.TableDiskAccess.cursor(TableDiskAccess.java:326)
org.basex.io.TableDiskAccess.read1(TableDiskAccess.java:95)
org.basex.data.Data.kind(Data.java:277)
org.basex.query.item.DBNode$3.next(DBNode.java:234)
org.basex.query.path.IterStep$1.next(IterStep.java:70)
org.basex.query.path.AxisPath.iter(AxisPath.java:425)
org.basex.query.path.AxisPath.iter(AxisPath.java:428)
org.basex.query.path.AxisPath.iter(AxisPath.java:428)
org.basex.query.path.AxisPath.iter(AxisPath.java:428)
org.basex.query.path.AxisPath.iter(AxisPath.java:428)
org.basex.query.path.AxisPath.iter(AxisPath.java:428)
org.basex.query.path.AxisPath.iter(AxisPath.java:428)
org.basex.query.path.AxisPath.iter(AxisPath.java:398)
org.basex.query.QueryContext.iter(QueryContext.java:338)
org.basex.query.expr.For$1.next(For.java:89)
org.basex.query.expr.For$1.next(For.java:1)
org.basex.query.expr.FLWR$1.next(FLWR.java:106)
org.basex.core.proc.AQuery.query(AQuery.java:88)
org.basex.core.proc.XQuery.exec(XQuery.java:24)
org.basex.core.Proc.exec(Proc.java:108)
org.basex.core.Proc.execute(Proc.java:64)
swami.db.ConcurrencyTest.testXquery(ConcurrencyTest.java:180)
swami.db.ConcurrencyTest.access$3(ConcurrencyTest.java:176)
swami.db.ConcurrencyTest$3.run(ConcurrencyTest.java:73)

	at org.basex.core.Proc.execute(Proc.java:64)
	at swami.db.ConcurrencyTest.testXquery(ConcurrencyTest.java:180)
	at swami.db.ConcurrencyTest.access$3(ConcurrencyTest.java:176)
	at swami.db.ConcurrencyTest$3.run(ConcurrencyTest.java:73)