12:32:36,732 ERROR [freemarker.runtime] (main) Error executing FreeMarker template
FreeMarker template error:
For ".." right-hand operand: Expected a number, but this has evaluated to a sequence (Collections$UnmodifiableRandomAccessList wrapped into f.t.DefaultListAdapter):
==> groups [in template "timelineReport.ftl" at line 91, column 20]
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FTL stack trace ("~" means nesting-related):
- Failed at: #list 0..groups as groupID [in template "timelineReport.ftl" at line 91, column 10]
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Java stack trace (for programmers):
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freemarker.core.NonNumericalException: [... Exception message was already printed; see it above ...]
at freemarker.core.Expression.modelToNumber(Expression.java:105)
at freemarker.core.Expression.evalToNumber(Expression.java:98)
at freemarker.core.Range._eval(Range.java:50)
at freemarker.core.Expression.eval(Expression.java:78)
at freemarker.core.IteratorBlock.acceptWithResult(IteratorBlock.java:69)
at freemarker.core.IteratorBlock.accept(IteratorBlock.java:64)
at freemarker.core.Environment.visitByHiddingParent(Environment.java:345)
at freemarker.core.ConditionalBlock.accept(ConditionalBlock.java:48)
at freemarker.core.Environment.visit(Environment.java:324)
at freemarker.core.MixedContent.accept(MixedContent.java:54)
at freemarker.core.Environment.visit(Environment.java:324)
at freemarker.core.Environment.process(Environment.java:302)
at freemarker.template.Template.process(Template.java:325)
at org.radargun.reporting.html.HtmlReporter.processTemplate(HtmlReporter.java:240)
at org.radargun.reporting.html.HtmlReporter.writeTimelineDocuments(HtmlReporter.java:189)
at org.radargun.reporting.html.HtmlReporter.run(HtmlReporter.java:62)
at org.radargun.Master.run(Master.java:135)
at org.radargun.LaunchMaster.main(LaunchMaster.java:32)