The exception:
!ENTRY org.drools.eclipse 4 120 2007-07-16 15:42:24.795 !MESSAGE Internal
error in Drools Plugin: !STACK 0 java.lang.UnsupportedOperationException:
Trying to create a restriction for an empty restriction list at
org.drools.rule.builder.PatternBuilder.createRestriction(PatternBuilder.java:348)
at org.drools.rule.builder.PatternBuilder.build(PatternBuilder.java:248) at
org.drools.rule.builder.PatternBuilder.buildConstraint(PatternBuilder.java:164)
at org.drools.rule.builder.PatternBuilder.build(PatternBuilder.java:145) at
org.drools.rule.builder.GroupElementBuilder.build(GroupElementBuilder.java:79)
at org.drools.rule.builder.RuleBuilder.build(RuleBuilder.java:53) at
org.drools.compiler.PackageBuilder.addRule(PackageBuilder.java:390) at
org.drools.compiler.PackageBuilder.addPackage(PackageBuilder.java:264) at
org.drools.eclipse.DroolsEclipsePlugin.generateParsedResource(Unknown
Source) at org.drools.eclipse.DroolsEclipsePlugin.parseResource(Unknown
Source) at org.drools.eclipse.editors.rete.ReteViewer.getRuleBase(Unknown
Source) at org.drools.eclipse.editors.rete.ReteViewer.loadReteModel(Unknown
Source) at org.drools.eclipse.editors.DRLRuleEditor2$3.run(Unknown Source)
at org.eclipse.jface.operation.ModalContext$ModalContextThread.run(
ModalContext.java:113)
On 7/16/07, Ronald R. DiFrango <ron.difrango(a)gmail.com> wrote:
I am getting the following error and I have no way of trackign down where
it is occurring and how to correct it:
Severity and Description Path Resource Location Creation
Time Id
Trying to create a restriction for an empty restriction list
RtvDecisionEngine/src/rules/com/circuitcity/rtvcrms/rules rtv.drl
Unknown 1184614547431 82053