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java.lang.UnsupportedOperationException: null	at com.clarkparsia.pellet.datatypes.types.text.RestrictedTextDatatype.applyConstrainingFacet(RestrictedTextDatatype.java:93)	at com.clarkparsia.pellet.datatypes.DatatypeReasonerImpl.getDataRange(DatatypeReasonerImpl.java:440)	at com.clarkparsia.pellet.datatypes.DatatypeReasonerImpl.normalizeVarRanges(DatatypeReasonerImpl.java:1049)	at com.clarkparsia.pellet.datatypes.DatatypeReasonerImpl.isSatisfiable(DatatypeReasonerImpl.java:721)	at com.clarkparsia.pellet.datatypes.DatatypeReasonerImpl.isSatisfiable(DatatypeReasonerImpl.java:665)	at com.clarkparsia.pellet.datatypes.DatatypeReasonerImpl.isSatisfiable(DatatypeReasonerImpl.java:626)	at org.mindswap.pellet.Literal.checkClash(Literal.java:369)	at org.mindswap.pellet.Literal.addType(Literal.java:261)	at org.mindswap.pellet.tableau.completion.CompletionStrategy.addType(CompletionStrategy.java:438)	at org.mindswap.pellet.tableau.completion.rule.SomeValuesRule.applySomeValuesRule(SomeValuesRule.java:180)	at org.mindswap.pellet.tableau.completion.rule.SomeValuesRule.apply(SomeValuesRule.java:64)	at org.mindswap.pellet.tableau.completion.EmptySRIQStrategy.expand(EmptySRIQStrategy.java:303)	at org.mindswap.pellet.tableau.completion.EmptySRIQStrategy.complete(EmptySRIQStrategy.java:162)	at org.mindswap.pellet.ABox.isConsistent(ABox.java:1423)	at org.mindswap.pellet.ABox.isSatisfiable(ABox.java:595)