java.lang.NullPointerException: This exception has no message.

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This exception has no message.
java.lang.NullPointerException:
at java.util.regex.Matcher.getTextLength(Matcher.java:1283)
at java.util.regex.Matcher.reset(Matcher.java:309)
at java.util.regex.Matcher.(Matcher.java:229)
at java.util.regex.Pattern.matcher(Pattern.java:1093)
at com.dtolabs.rundeck.core.authorization.RuleEvaluator$RegexPredicate.test(RuleEvaluator.java:735)
at com.dtolabs.rundeck.core.authorization.RuleEvaluator$RegexPredicate.test(RuleEvaluator.java:727)
at com.dtolabs.rundeck.core.authorization.RuleEvaluator$11.test(RuleEvaluator.java:826)
at com.dtolabs.rundeck.core.authorization.RuleEvaluator$11.test(RuleEvaluator.java:823)
at java.util.stream.MatchOps$1MatchSink.accept(MatchOps.java:90)
at java.util.ArrayList$ArrayListSpliterator.tryAdvance(ArrayList.java:1351)
at java.util.stream.ReferencePipeline.forEachWithCancel(ReferencePipeline.java:126)
at java.util.stream.AbstractPipeline.copyIntoWithCancel(AbstractPipeline.java:498)
at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:485)
at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471)
at java.util.stream.MatchOps$MatchOp.evaluateSequential(MatchOps.java:230)
at java.util.stream.MatchOps$MatchOp.evaluateSequential(MatchOps.java:196)
at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234)
at java.util.stream.ReferencePipeline.allMatch(ReferencePipeline.java:454)
at com.dtolabs.rundeck.core.authorization.RuleEvaluator.applyTest(RuleEvaluator.java:823)
at com.dtolabs.rundeck.core.authorization.RuleEvaluator.predicateMatchRules(RuleEvaluator.java:781)
at com.dtolabs.rundeck.core.authorization.RuleEvaluator.ruleMatchesMatchSection(RuleEvaluator.java:711)
at com.dtolabs.rundeck.core.authorization.RuleEvaluator.includes(RuleEvaluator.java:530)
at com.dtolabs.rundeck.core.authorization.RuleEvaluator.ruleIncludesResourceAction(RuleEvaluator.java:506)
at com.dtolabs.rundeck.core.authorization.RuleEvaluator.internalEvaluate(RuleEvaluator.java:427)
at com.dtolabs.rundeck.core.authorization.RuleEvaluator.evaluate(RuleEvaluator.java:236)
at com.dtolabs.rundeck.core.authorization.RuleEvaluator.evaluate(RuleEvaluator.java:217)
at com.dtolabs.rundeck.core.cli.acl.AclTool.logDecisions(AclTool.java:772)
at com.dtolabs.rundeck.core.cli.acl.AclTool.listAction(AclTool.java:669)
at com.dtolabs.rundeck.core.cli.acl.AclTool.go(AclTool.java:570)
at com.dtolabs.rundeck.core.cli.BaseTool.run(BaseTool.java:155)
at com.dtolabs.rundeck.core.cli.acl.AclTool.main(AclTool.java:155)

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