java.lang.NullPointerException

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  • java.lang.NullPointerException: null at org.openrdf.sail.nativerdf.btree.BTree$RangeIterator.findNext(BTree.java:2166) at org.openrdf.sail.nativerdf.btree.BTree$RangeIterator.next(BTree.java:2091) at org.openrdf.sail.nativerdf.NativeStatementIterator.getNextElement(NativeStatementIterator.java:65) at org.openrdf.sail.nativerdf.NativeStatementIterator.getNextElement(NativeStatementIterator.java:34) at info.aduna.iteration.LookAheadIteration.lookAhead(LookAheadIteration.java:91) at info.aduna.iteration.LookAheadIteration.hasNext(LookAheadIteration.java:60) at info.aduna.iteration.ExceptionConvertingIteration.hasNext(ExceptionConvertingIteration.java:78) at info.aduna.iteration.IterationWrapper.hasNext(IterationWrapper.java:68) at info.aduna.iteration.FilterIteration.findNextElement(FilterIteration.java:79) at info.aduna.iteration.FilterIteration.hasNext(FilterIteration.java:54) at info.aduna.iteration.ConvertingIteration.hasNext(ConvertingIteration.java:73) at org.openrdf.query.algebra.evaluation.iterator.JoinIterator.getNextElement(JoinIterator.java:69) at org.openrdf.query.algebra.evaluation.iterator.JoinIterator.getNextElement(JoinIterator.java:30) at info.aduna.iteration.LookAheadIteration.lookAhead(LookAheadIteration.java:91) at info.aduna.iteration.LookAheadIteration.hasNext(LookAheadIteration.java:60) at org.openrdf.query.algebra.evaluation.iterator.JoinIterator.getNextElement(JoinIterator.java:69) at org.openrdf.query.algebra.evaluation.iterator.JoinIterator.getNextElement(JoinIterator.java:30) at info.aduna.iteration.LookAheadIteration.lookAhead(LookAheadIteration.java:91) at info.aduna.iteration.LookAheadIteration.hasNext(LookAheadIteration.java:60) at org.openrdf.query.algebra.evaluation.iterator.JoinIterator.getNextElement(JoinIterator.java:69) at org.openrdf.query.algebra.evaluation.iterator.JoinIterator.getNextElement(JoinIterator.java:30) at info.aduna.iteration.LookAheadIteration.lookAhead(LookAheadIteration.java:91) at info.aduna.iteration.LookAheadIteration.hasNext(LookAheadIteration.java:60) at info.aduna.iteration.ConvertingIteration.hasNext(ConvertingIteration.java:73) at org.openrdf.query.algebra.evaluation.iterator.OrderIterator.createIteration(OrderIterator.java:90) at info.aduna.iteration.DelayedIteration.hasNext(DelayedIteration.java:73) at info.aduna.iteration.IterationWrapper.hasNext(IterationWrapper.java:68) at info.aduna.iteration.LimitIteration.hasNext(LimitIteration.java:73) at info.aduna.iteration.IterationWrapper.hasNext(IterationWrapper.java:68) at org.openrdf.sail.helpers.SailBaseIteration.hasNext(SailBaseIteration.java:61) at info.aduna.iteration.IterationWrapper.hasNext(IterationWrapper.java:68) at info.aduna.iteration.TimeLimitIteration.hasNext(TimeLimitIteration.java:62) at info.aduna.iteration.IterationWrapper.hasNext(IterationWrapper.java:68) at org.openrdf.repository.RepositoryConnectionTest.testOrderByQueriesAreInterruptable(RepositoryConnectionTest.java:1725)
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