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file:///xsl/snapshot.xsl; Line#: 167; Column#: -1 net.sf.saxon.trans.XPathException: A sequence of more than one item is not allowed as the first operand of '-' at net.sf.saxon.expr.Expression.typeError(Expression.java:981) #465

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yegor256 opened this issue Jan 26, 2014 · 3 comments
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file:///xsl/snapshot.xsl; Line#: 167; Column#: -1 net.sf.saxon.trans.XPathException: A sequence of more than one item is not allowed as the first operand of '-' at net.sf.saxon.expr.Expression.typeError(Expression.java:981) #465

yegor256 opened this issue Jan 26, 2014 · 3 comments
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@yegor256
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Try to open this page in a browser that doesn't support XSL: http://www.rultor.com/s/rultor?open=2014-01-19T17:25:00Z+rultor-on-commit+urn:facebook:1531296526

There will be a runtime exception:

exception_type: class net.sf.saxon.trans.XPathException
request_uri: /s/rultor
servlet context path: ""
requested: http://www.rultor.com/trap (GET) at www.rultor.com:80
request: null, -1 bytes
remote: 46.129.10.31:54647 (46.129.10.31)
servlet: "rultor-web" (API 2.5) at "Apache Tomcat/6.0.35"
headers:
  host: www.rultor.com
  x-real-ip: 46.129.10.31
  user-agent: HTTP%20Client/1.0.3 CFNetwork/673.0.3 Darwin/13.0.0 (x86_64) (MacBookPro5%2C1)
  x-forwarded-proto: http
  connection: close

exception: ; SystemID: file:///xsl/snapshot.xsl; Line#: 167; Column#: -1
net.sf.saxon.trans.XPathException: A sequence of more than one item is not allowed as the first operand of '-'
    at net.sf.saxon.expr.Expression.typeError(Expression.java:981)
    at net.sf.saxon.expr.SingletonAtomizer.evaluateItem(SingletonAtomizer.java:152)
    at net.sf.saxon.expr.UntypedAtomicConverter.evaluateItem(UntypedAtomicConverter.java:173)
    at net.sf.saxon.expr.ArithmeticExpression.evaluateItem(ArithmeticExpression.java:281)
    at net.sf.saxon.expr.ArithmeticExpression.evaluateItem(ArithmeticExpression.java:286)
    at net.sf.saxon.instruct.SimpleContentConstructor.evaluateItem(SimpleContentConstructor.java:261)
    at net.sf.saxon.instruct.ValueOf.evaluateItem(ValueOf.java:261)
    at net.sf.saxon.instruct.SimpleNodeConstructor.iterate(SimpleNodeConstructor.java:219)
    at net.sf.saxon.instruct.BlockIterator.next(BlockIterator.java:42)
    at net.sf.saxon.instruct.SimpleContentConstructor.evaluateItem(SimpleContentConstructor.java:277)
    at net.sf.saxon.instruct.SimpleNodeConstructor.expandChildren(SimpleNodeConstructor.java:166)
    at net.sf.saxon.instruct.FixedAttribute.processLeavingTail(FixedAttribute.java:231)
    at net.sf.saxon.instruct.Block.processLeavingTail(Block.java:556)
    at net.sf.saxon.instruct.Instruction.process(Instruction.java:93)
    at net.sf.saxon.instruct.ElementCreator.processLeavingTail(ElementCreator.java:296)
    at net.sf.saxon.instruct.Choose.processLeavingTail(Choose.java:686)
    at net.sf.saxon.instruct.Block.processLeavingTail(Block.java:556)
    at net.sf.saxon.instruct.Instruction.process(Instruction.java:93)
    at net.sf.saxon.instruct.ElementCreator.processLeavingTail(ElementCreator.java:296)
    at net.sf.saxon.instruct.Block.processLeavingTail(Block.java:556)
    at net.sf.saxon.expr.LetExpression.processLeavingTail(LetExpression.java:557)
    at net.sf.saxon.instruct.Template.applyLeavingTail(Template.java:203)
    at net.sf.saxon.instruct.ApplyTemplates.applyTemplates(ApplyTemplates.java:345)
    at net.sf.saxon.instruct.ApplyTemplates.apply(ApplyTemplates.java:210)
    at net.sf.saxon.instruct.ApplyTemplates.processLeavingTail(ApplyTemplates.java:174)
    at net.sf.saxon.instruct.Block.processLeavingTail(Block.java:556)
    at net.sf.saxon.instruct.Instruction.process(Instruction.java:93)
    at net.sf.saxon.instruct.ElementCreator.processLeavingTail(ElementCreator.java:296)
    at net.sf.saxon.instruct.Choose.processLeavingTail(Choose.java:686)
    at net.sf.saxon.instruct.Block.processLeavingTail(Block.java:556)
    at net.sf.saxon.instruct.Template.applyLeavingTail(Template.java:203)
    at net.sf.saxon.instruct.ApplyTemplates.applyTemplates(ApplyTemplates.java:345)
    at net.sf.saxon.instruct.ApplyTemplates.apply(ApplyTemplates.java:210)
    at net.sf.saxon.instruct.ApplyTemplates.processLeavingTail(ApplyTemplates.java:174)
    at net.sf.saxon.instruct.Block.processLeavingTail(Block.java:556)
    at net.sf.saxon.instruct.Instruction.process(Instruction.java:93)
    at net.sf.saxon.instruct.ElementCreator.processLeavingTail(ElementCreator.java:296)
    at net.sf.saxon.instruct.Block.processLeavingTail(Block.java:556)
    at net.sf.saxon.instruct.Instruction.process(Instruction.java:93)
    at net.sf.saxon.instruct.ElementCreator.processLeavingTail(ElementCreator.java:296)
    at net.sf.saxon.instruct.Template.applyLeavingTail(Template.java:203)
    at net.sf.saxon.instruct.ApplyTemplates.applyTemplates(ApplyTemplates.java:345)
    at net.sf.saxon.instruct.ApplyTemplates.apply(ApplyTemplates.java:210)
    at net.sf.saxon.instruct.ApplyTemplates.processLeavingTail(ApplyTemplates.java:174)
    at net.sf.saxon.instruct.Block.processLeavingTail(Block.java:556)
    at net.sf.saxon.instruct.Template.expand(Template.java:220)
    at net.sf.saxon.instruct.CallTemplate.process(CallTemplate.java:257)
    at net.sf.saxon.instruct.ElementCreator.processLeavingTail(ElementCreator.java:296)
    at net.sf.saxon.instruct.Block.processLeavingTail(Block.java:556)
    at net.sf.saxon.instruct.Instruction.process(Instruction.java:93)
    at net.sf.saxon.instruct.ElementCreator.processLeavingTail(ElementCreator.java:296)
    at net.sf.saxon.instruct.Block.processLeavingTail(Block.java:556)
    at net.sf.saxon.instruct.Instruction.process(Instruction.java:93)
    at net.sf.saxon.instruct.ElementCreator.processLeavingTail(ElementCreator.java:296)
    at net.sf.saxon.instruct.Template.applyLeavingTail(Template.java:203)
    at net.sf.saxon.instruct.ApplyTemplates.applyTemplates(ApplyTemplates.java:345)
    at net.sf.saxon.instruct.ApplyTemplates$ApplyTemplatesPackage.processLeavingTail(ApplyTemplates.java:527)
    at net.sf.saxon.Controller.transformDocument(Controller.java:1812)
    at net.sf.saxon.Controller.transform(Controller.java:1621)
    at com.rexsl.core.XsltFilter.transform(XsltFilter.java:194)
    at com.rexsl.core.XsltFilter.filter(XsltFilter.java:174)
    at com.rexsl.core.XsltFilter.doFilter_aroundBody2(XsltFilter.java:137)
    at com.rexsl.core.XsltFilter$AjcClosure3.run(XsltFilter.java:1)
    at org.aspectj.runtime.reflect.JoinPointImpl.proceed(JoinPointImpl.java:149)
    at com.jcabi.aspects.aj.MethodLogger.wrap(MethodLogger.java:204)
    at com.jcabi.aspects.aj.MethodLogger.ajc$inlineAccessMethod$com_jcabi_aspects_aj_MethodLogger$com_jcabi_aspects_aj_MethodLogger$wrap(MethodLogger.java:1)
    at com.jcabi.aspects.aj.MethodLogger.wrapClass(MethodLogger.java:132)
    at com.rexsl.core.XsltFilter.doFilter(XsltFilter.java:135)
    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
    at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
    at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
    at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
    at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
    at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
    at net.stax.appserver.webapp.RequestMonitorValve.invoke(RequestMonitorValve.java:35)
    at net.stax.appserver.admin.StaxApplicationQueryValve.invoke(StaxApplicationQueryValve.java:49)
    at net.stax.appserver.webapp.RequestSetupValve.invoke(RequestSetupValve.java:31)
    at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:647)
    at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:293)
    at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:859)
    at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:602)
    at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489)
    at java.lang.Thread.run(Unknown Source)

Let's reproduce this bug in a test and fix it.
@alex-palevsky
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@krzyk this is your task now, please help. The budget of it is 30 mins

krzyk pushed a commit to krzyk/rultor that referenced this issue Jan 27, 2014
yegor256#465 recreated problem with multiple start/finish tags
d000cd3
krzyk pushed a commit to krzyk/rultor that referenced this issue Jan 27, 2014
yegor256#465 fixed multiple start/finish tags
32ec569
ghost pushed a commit that referenced this issue Jan 28, 2014
Merge pull request #466 from krzyk/465
9f0e0d8 
#466: pull request #465 fixed problem with multiple start/finish tags
@yegor256
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yegor256 commented Feb 3, 2014

thanks!

@yegor256 yegor256 closed this as completed Feb 3, 2014
@alex-palevsky
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@krzyk Thanks a lot, I just topped your account for 30 mins, transaction ID DA2157335

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