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Bug #6076

closed

NPE in Saxon HE 12.2

Added by Vladimir Nesterovsky over 1 year ago. Updated over 1 year ago.

Status:
Closed
Priority:
Normal
Assignee:
Michael Kay
Category:
Multithreading
Sprint/Milestone:
-
Start date:
2023-06-15
Due date:
% Done:

100%

Estimated time:
Legacy ID:
Applies to branch:
12, trunk
Fix Committed on Branch:
12, trunk
Fixed in Maintenance Release:
12.3
Platforms:
.NET, Java

Description

While trying to upgrade Saxon HE from version 10.6 to 12.2 I get following error. There are not any errors in version 10.6.

     [java] java.lang.RuntimeException: Internal error evaluating function t:allocate-names at line 151 in module classpath:META-INF/stylesheets/csharpxom/csharp-names.xslt
     [java] 	at net.sf.saxon.expr.instruct.UserFunction.call(UserFunction.java:684)
     [java] 	at net.sf.saxon.expr.UserFunctionCall$UserFunctionCallElaborator.lambda$elaborateForPull$0(UserFunctionCall.java:746)
     [java] 	at net.sf.saxon.expr.elab.EagerPullEvaluator.evaluate(EagerPullEvaluator.java:37)
     [java] 	at net.sf.saxon.expr.elab.LearningEvaluator.evaluate(LearningEvaluator.java:59)
     [java] 	at net.sf.saxon.expr.LetExpression$LetExprElaborator.lambda$setAllVariables$1(LetExpression.java:861)
     [java] 	at net.sf.saxon.expr.LetExpression$LetExprElaborator.lambda$elaborateForPush$6(LetExpression.java:946)
     [java] 	at net.sf.saxon.expr.instruct.Block$BlockElaborator.lambda$elaborateForPush$2(Block.java:867)
     [java] 	at net.sf.saxon.expr.instruct.Choose$ChooseExprElaborator.lambda$elaborateForPush$11(Choose.java:1174)
     [java] 	at net.sf.saxon.expr.instruct.Copy$CopyElaborator.lambda$elaborateForPush$0(Copy.java:589)
     [java] 	at net.sf.saxon.expr.LetExpression$LetExprElaborator.lambda$elaborateForPush$6(LetExpression.java:948)
     [java] 	at net.sf.saxon.expr.instruct.Block$BlockElaborator.lambda$elaborateForPush$4(Block.java:895)
     [java] 	at net.sf.saxon.expr.instruct.TemplateRule.applyLeavingTail(TemplateRule.java:393)
     [java] 	at net.sf.saxon.expr.instruct.NextMatch$NextMatchPackage.processLeavingTail(NextMatch.java:170)
     [java] 	at net.sf.saxon.expr.Expression.dispatchTailCall(Expression.java:976)
     [java] 	at net.sf.saxon.expr.instruct.ApplyTemplates$ApplyTemplatesElaborator.lambda$elaborateForPush$1(ApplyTemplates.java:651)
     [java] 	at net.sf.saxon.expr.instruct.Block$BlockElaborator.lambda$elaborateForPush$1(Block.java:853)
     [java] 	at net.sf.saxon.expr.instruct.Choose$ChooseExprElaborator.lambda$elaborateForPush$11(Choose.java:1173)
     [java] 	at net.sf.saxon.expr.instruct.Copy$CopyElaborator.lambda$elaborateForPush$0(Copy.java:589)
     [java] 	at net.sf.saxon.expr.LetExpression$LetExprElaborator.lambda$elaborateForPush$6(LetExpression.java:948)
     [java] 	at net.sf.saxon.expr.instruct.Block$BlockElaborator.lambda$elaborateForPush$4(Block.java:895)
     [java] 	at net.sf.saxon.expr.instruct.TemplateRule.applyLeavingTail(TemplateRule.java:393)
     [java] 	at net.sf.saxon.expr.instruct.NextMatch$NextMatchPackage.processLeavingTail(NextMatch.java:170)
     [java] 	at net.sf.saxon.expr.Expression.dispatchTailCall(Expression.java:976)
     [java] 	at net.sf.saxon.expr.instruct.ApplyTemplates$ApplyTemplatesElaborator.lambda$elaborateForPush$1(ApplyTemplates.java:651)
     [java] 	at net.sf.saxon.expr.instruct.Block$BlockElaborator.lambda$elaborateForPush$1(Block.java:853)
     [java] 	at net.sf.saxon.expr.instruct.Choose$ChooseExprElaborator.lambda$elaborateForPush$11(Choose.java:1173)
     [java] 	at net.sf.saxon.expr.instruct.Copy$CopyElaborator.lambda$elaborateForPush$0(Copy.java:589)
     [java] 	at net.sf.saxon.expr.LetExpression$LetExprElaborator.lambda$elaborateForPush$6(LetExpression.java:948)
     [java] 	at net.sf.saxon.expr.instruct.Block$BlockElaborator.lambda$elaborateForPush$4(Block.java:895)
     [java] 	at net.sf.saxon.expr.instruct.TemplateRule.applyLeavingTail(TemplateRule.java:393)
     [java] 	at net.sf.saxon.expr.instruct.NextMatch$NextMatchPackage.processLeavingTail(NextMatch.java:170)
     [java] 	at net.sf.saxon.expr.Expression.dispatchTailCall(Expression.java:976)
     [java] 	at net.sf.saxon.expr.instruct.ApplyTemplates$ApplyTemplatesElaborator.lambda$elaborateForPush$1(ApplyTemplates.java:651)
     [java] 	at net.sf.saxon.expr.instruct.Block$BlockElaborator.lambda$elaborateForPush$1(Block.java:853)
     [java] 	at net.sf.saxon.expr.instruct.Choose$ChooseExprElaborator.lambda$elaborateForPush$11(Choose.java:1173)
     [java] 	at net.sf.saxon.expr.instruct.Copy$CopyElaborator.lambda$elaborateForPush$0(Copy.java:589)
     [java] 	at net.sf.saxon.expr.LetExpression$LetExprElaborator.lambda$elaborateForPush$6(LetExpression.java:948)
     [java] 	at net.sf.saxon.expr.instruct.Block$BlockElaborator.lambda$elaborateForPush$4(Block.java:895)
     [java] 	at net.sf.saxon.expr.instruct.TemplateRule.applyLeavingTail(TemplateRule.java:393)
     [java] 	at net.sf.saxon.expr.instruct.NextMatch$NextMatchPackage.processLeavingTail(NextMatch.java:170)
     [java] 	at net.sf.saxon.trans.Mode.applyTemplates(Mode.java:457)
     [java] 	at net.sf.saxon.expr.instruct.ApplyTemplates$ApplyTemplatesElaborator.lambda$elaborateForPush$1(ApplyTemplates.java:650)
     [java] 	at net.sf.saxon.expr.instruct.Block$BlockElaborator.lambda$elaborateForPush$1(Block.java:853)
     [java] 	at net.sf.saxon.expr.instruct.Choose$ChooseExprElaborator.lambda$elaborateForPush$11(Choose.java:1173)
     [java] 	at net.sf.saxon.expr.instruct.Copy$CopyElaborator.lambda$elaborateForPush$0(Copy.java:589)
     [java] 	at net.sf.saxon.expr.LetExpression$LetExprElaborator.lambda$elaborateForPush$6(LetExpression.java:948)
     [java] 	at net.sf.saxon.expr.instruct.Block$BlockElaborator.lambda$elaborateForPush$4(Block.java:895)
     [java] 	at net.sf.saxon.expr.instruct.TemplateRule.applyLeavingTail(TemplateRule.java:393)
     [java] 	at net.sf.saxon.expr.instruct.NextMatch$NextMatchPackage.processLeavingTail(NextMatch.java:170)
     [java] 	at net.sf.saxon.expr.Expression.dispatchTailCall(Expression.java:976)
     [java] 	at net.sf.saxon.expr.instruct.ApplyTemplates$ApplyTemplatesElaborator.lambda$elaborateForPush$1(ApplyTemplates.java:651)
     [java] 	at net.sf.saxon.expr.instruct.Block$BlockElaborator.lambda$elaborateForPush$1(Block.java:853)
     [java] 	at net.sf.saxon.expr.instruct.Choose$ChooseExprElaborator.lambda$elaborateForPush$11(Choose.java:1173)
     [java] 	at net.sf.saxon.expr.instruct.Copy$CopyElaborator.lambda$elaborateForPush$0(Copy.java:589)
     [java] 	at net.sf.saxon.expr.LetExpression$LetExprElaborator.lambda$elaborateForPush$6(LetExpression.java:948)
     [java] 	at net.sf.saxon.expr.instruct.Block$BlockElaborator.lambda$elaborateForPush$4(Block.java:895)
     [java] 	at net.sf.saxon.expr.instruct.TemplateRule.applyLeavingTail(TemplateRule.java:393)
     [java] 	at net.sf.saxon.expr.instruct.NextMatch$NextMatchPackage.processLeavingTail(NextMatch.java:170)
     [java] 	at net.sf.saxon.trans.Mode.applyTemplates(Mode.java:457)
     [java] 	at net.sf.saxon.expr.instruct.ApplyTemplates$ApplyTemplatesElaborator.lambda$elaborateForPush$1(ApplyTemplates.java:650)
     [java] 	at net.sf.saxon.expr.instruct.Block$BlockElaborator.lambda$elaborateForPush$1(Block.java:853)
     [java] 	at net.sf.saxon.expr.instruct.Choose$ChooseExprElaborator.lambda$elaborateForPush$11(Choose.java:1173)
     [java] 	at net.sf.saxon.expr.instruct.Copy$CopyElaborator.lambda$elaborateForPush$0(Copy.java:589)
     [java] 	at net.sf.saxon.expr.LetExpression$LetExprElaborator.lambda$elaborateForPush$6(LetExpression.java:948)
     [java] 	at net.sf.saxon.expr.instruct.Block$BlockElaborator.lambda$elaborateForPush$4(Block.java:895)
     [java] 	at net.sf.saxon.expr.instruct.TemplateRule.applyLeavingTail(TemplateRule.java:393)
     [java] 	at net.sf.saxon.expr.instruct.NextMatch$NextMatchPackage.processLeavingTail(NextMatch.java:170)
     [java] 	at net.sf.saxon.expr.Expression.dispatchTailCall(Expression.java:976)
     [java] 	at net.sf.saxon.expr.instruct.ApplyTemplates$ApplyTemplatesElaborator.lambda$elaborateForPush$1(ApplyTemplates.java:651)
     [java] 	at net.sf.saxon.expr.instruct.Block$BlockElaborator.lambda$elaborateForPush$1(Block.java:853)
     [java] 	at net.sf.saxon.expr.instruct.Choose$ChooseExprElaborator.lambda$elaborateForPush$11(Choose.java:1173)
     [java] 	at net.sf.saxon.expr.instruct.Copy$CopyElaborator.lambda$elaborateForPush$0(Copy.java:589)
     [java] 	at net.sf.saxon.expr.LetExpression$LetExprElaborator.lambda$elaborateForPush$6(LetExpression.java:948)
     [java] 	at net.sf.saxon.expr.instruct.Block$BlockElaborator.lambda$elaborateForPush$4(Block.java:895)
     [java] 	at net.sf.saxon.expr.instruct.TemplateRule.applyLeavingTail(TemplateRule.java:393)
     [java] 	at net.sf.saxon.expr.instruct.NextMatch$NextMatchPackage.processLeavingTail(NextMatch.java:170)
     [java] 	at net.sf.saxon.trans.Mode.applyTemplates(Mode.java:457)
     [java] 	at net.sf.saxon.expr.instruct.ApplyTemplates$ApplyTemplatesElaborator.lambda$elaborateForPush$1(ApplyTemplates.java:650)
     [java] 	at net.sf.saxon.expr.instruct.Block$BlockElaborator.lambda$elaborateForPush$1(Block.java:853)
     [java] 	at net.sf.saxon.expr.instruct.Choose$ChooseExprElaborator.lambda$elaborateForPush$11(Choose.java:1173)
     [java] 	at net.sf.saxon.expr.instruct.Copy$CopyElaborator.lambda$elaborateForPush$0(Copy.java:589)
     [java] 	at net.sf.saxon.expr.LetExpression$LetExprElaborator.lambda$elaborateForPush$6(LetExpression.java:948)
     [java] 	at net.sf.saxon.expr.instruct.Block$BlockElaborator.lambda$elaborateForPush$4(Block.java:895)
     [java] 	at net.sf.saxon.expr.instruct.TemplateRule.applyLeavingTail(TemplateRule.java:393)
     [java] 	at net.sf.saxon.expr.instruct.NextMatch$NextMatchPackage.processLeavingTail(NextMatch.java:170)
     [java] 	at net.sf.saxon.trans.Mode.applyTemplates(Mode.java:457)
     [java] 	at net.sf.saxon.expr.instruct.ApplyTemplates$ApplyTemplatesElaborator.lambda$elaborateForPush$1(ApplyTemplates.java:650)
     [java] 	at net.sf.saxon.expr.LetExpression$LetExprElaborator.lambda$elaborateForPush$6(LetExpression.java:948)
     [java] 	at net.sf.saxon.expr.instruct.Block$BlockElaborator.lambda$elaborateForPush$2(Block.java:867)
     [java] 	at net.sf.saxon.expr.instruct.Choose$ChooseExprElaborator.lambda$elaborateForPush$11(Choose.java:1174)
     [java] 	at net.sf.saxon.expr.instruct.Copy$CopyElaborator.lambda$elaborateForPush$0(Copy.java:589)
     [java] 	at net.sf.saxon.expr.LetExpression$LetExprElaborator.lambda$elaborateForPush$6(LetExpression.java:948)
     [java] 	at net.sf.saxon.expr.instruct.Block$BlockElaborator.lambda$elaborateForPush$4(Block.java:895)
     [java] 	at net.sf.saxon.expr.instruct.TemplateRule.applyLeavingTail(TemplateRule.java:393)
     [java] 	at net.sf.saxon.expr.instruct.NextMatch$NextMatchPackage.processLeavingTail(NextMatch.java:170)
     [java] 	at net.sf.saxon.expr.Expression.dispatchTailCall(Expression.java:976)
     [java] 	at net.sf.saxon.expr.instruct.ApplyTemplates$ApplyTemplatesElaborator.lambda$elaborateForPush$1(ApplyTemplates.java:651)
     [java] 	at net.sf.saxon.expr.elab.PushElaborator.lambda$elaborateForPull$0(PushElaborator.java:38)
     [java] 	at net.sf.saxon.expr.CardinalityChecker$CardinalityCheckerElaborator.lambda$elaborateForPull$0(CardinalityChecker.java:502)
     [java] 	at net.sf.saxon.expr.ItemChecker$ItemCheckerElaborator.lambda$elaborateForPull$0(ItemChecker.java:453)
     [java] 	at net.sf.saxon.expr.elab.EagerPullEvaluator.evaluate(EagerPullEvaluator.java:37)
     [java] 	at net.sf.saxon.expr.elab.LearningEvaluator.evaluate(LearningEvaluator.java:59)
     [java] 	at net.sf.saxon.expr.TailCallLoop.tailCallDifferentFunction(TailCallLoop.java:156)
     [java] 	at net.sf.saxon.expr.TailCallLoop.access$200(TailCallLoop.java:28)
     [java] 	at net.sf.saxon.expr.TailCallLoop$TailCallLoopElaborator.lambda$elaborateForPush$1(TailCallLoop.java:247)
     [java] 	at net.sf.saxon.expr.instruct.UserFunction.process(UserFunction.java:707)
     [java] 	at net.sf.saxon.expr.UserFunctionCall$UserFunctionCallElaborator.lambda$elaborateForPush$4(UserFunctionCall.java:833)
     [java] 	at net.sf.saxon.expr.instruct.Block$BlockElaborator.lambda$elaborateForPush$2(Block.java:867)
     [java] 	at net.sf.saxon.expr.instruct.FixedElement$FixedElementElaborator.lambda$elaborateForPush$0(FixedElement.java:640)
     [java] 	at net.sf.saxon.expr.instruct.Block$BlockElaborator.lambda$elaborateForPush$4(Block.java:895)
     [java] 	at net.sf.saxon.expr.instruct.FixedElement$FixedElementElaborator.lambda$elaborateForPush$0(FixedElement.java:640)
     [java] 	at net.sf.saxon.expr.LetExpression$LetExprElaborator.lambda$elaborateForPush$6(LetExpression.java:948)
     [java] 	at net.sf.saxon.expr.instruct.Block$BlockElaborator.lambda$elaborateForPush$4(Block.java:895)
     [java] 	at net.sf.saxon.expr.CardinalityChecker$CardinalityCheckerElaborator.lambda$elaborateForPush$1(CardinalityChecker.java:521)
     [java] 	at net.sf.saxon.expr.instruct.NamedTemplate.expand(NamedTemplate.java:269)
     [java] 	at net.sf.saxon.expr.instruct.CallTemplate$CallTemplateElaborator.lambda$elaborateForPush$1(CallTemplate.java:633)
     [java] 	at net.sf.saxon.expr.elab.PushElaborator.lambda$elaborateForItem$2(PushElaborator.java:77)
     [java] 	at net.sf.saxon.expr.elab.OptionalItemEvaluator.evaluate(OptionalItemEvaluator.java:41)
     [java] 	at net.sf.saxon.expr.instruct.Choose$EagerChooseEvaluator.evaluate(Choose.java:1248)
     [java] 	at net.sf.saxon.expr.LetExpression$LetExprElaborator.lambda$setAllVariables$4(LetExpression.java:905)
     [java] 	at net.sf.saxon.expr.LetExpression$LetExprElaborator.lambda$elaborateForPush$6(LetExpression.java:946)
     [java] 	at net.sf.saxon.expr.TryCatch$TryCatchElaborator.lambda$elaborateForPush$1(TryCatch.java:340)
     [java] 	at net.sf.saxon.expr.LetExpression$LetExprElaborator.lambda$elaborateForPush$6(LetExpression.java:948)
     [java] 	at net.sf.saxon.expr.instruct.Block$BlockElaborator.lambda$elaborateForPush$2(Block.java:867)
     [java] 	at net.sf.saxon.expr.instruct.TemplateRule.applyLeavingTail(TemplateRule.java:393)
     [java] 	at net.sf.saxon.trans.Mode.handleRuleNotNull(Mode.java:568)
     [java] 	at net.sf.saxon.trans.Mode.applyTemplates(Mode.java:502)
     [java] 	at net.sf.saxon.expr.instruct.ApplyTemplates$ApplyTemplatesElaborator.lambda$elaborateForPush$1(ApplyTemplates.java:650)
     [java] 	at net.sf.saxon.expr.elab.EagerPushEvaluator.evaluate(EagerPushEvaluator.java:45)
     [java] 	at net.sf.saxon.expr.parser.ExpressionTool.eagerEvaluate(ExpressionTool.java:195)
...
     [java] Caused by: java.lang.NullPointerException: Cannot invoke "net.sf.saxon.expr.elab.SequenceEvaluator.evaluate(net.sf.saxon.expr.XPathContext)" because "eagerEvaluator" is null
     [java] 	at net.sf.saxon.expr.instruct.LocalParamBlock$LocalParamBlockElaborator.lambda$elaborateForPush$0(LocalParamBlock.java:147)
     [java] 	at net.sf.saxon.expr.instruct.IterateInstr$IterateElaborator.lambda$elaborateForPush$0(IterateInstr.java:364)
     [java] 	at net.sf.saxon.expr.elab.PushElaborator.lambda$elaborateForPull$0(PushElaborator.java:38)
     [java] 	at net.sf.saxon.expr.Atomizer$AtomizerElaborator.lambda$elaborateForPull$0(Atomizer.java:676)
     [java] 	at net.sf.saxon.expr.UntypedSequenceConverter$UntypedSequenceConverterElaborator.lambda$elaborateForPull$0(UntypedSequenceConverter.java:304)
     [java] 	at net.sf.saxon.expr.ItemChecker$ItemCheckerElaborator.lambda$elaborateForPull$0(ItemChecker.java:453)
     [java] 	at net.sf.saxon.expr.elab.EagerPullEvaluator.evaluate(EagerPullEvaluator.java:37)
     [java] 	at net.sf.saxon.expr.LetExpression$EagerLocalVariableEvaluator.evaluate(LetExpression.java:1008)
     [java] 	at net.sf.saxon.expr.LetExpression$EagerLocalVariableEvaluator.evaluate(LetExpression.java:1008)
     [java] 	at net.sf.saxon.expr.instruct.Choose$EagerChooseEvaluator.evaluate(Choose.java:1248)
     [java] 	at net.sf.saxon.expr.elab.LearningEvaluator.evaluate(LearningEvaluator.java:59)
     [java] 	at net.sf.saxon.expr.instruct.UserFunction.call(UserFunction.java:674)
     [java] 	... 141 more

My attempts to figure out how this NPE could ever occur lead nowhere.

Files

csharp-names.xslt (7.64 KB) csharp-names.xslt xslt stylesheet Vladimir Nesterovsky, 2023-06-15 13:32

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