1 files changed, 2 insertions, 2 deletions

diff --git a/Framework/hu.bme.mit.inf.dslreasoner.ecore2logic/src/hu/bme/mit/inf/dslreasoner/ecore2logic/EReferenceMapper.xtend b/Framework/hu.bme.mit.inf.dslreasoner.ecore2logic/src/hu/bme/mit/inf/dslreasoner/ecore2logic/EReferenceMapper.xtend
index 179690dd..50f088d4 100644
--- a/Framework/hu.bme.mit.inf.dslreasoner.ecore2logic/src/hu/bme/mit/inf/dslreasoner/ecore2logic/EReferenceMapper.xtend
+++ b/Framework/hu.bme.mit.inf.dslreasoner.ecore2logic/src/hu/bme/mit/inf/dslreasoner/ecore2logic/EReferenceMapper.xtend
@@ -32,7 +32,7 @@ class EReferenceMapper_RelationsOverTypes implements EReferenceMapper{
         val extension Ecore2logicannotationsFactory builder2 = Ecore2logicannotationsFactory.eINSTANCE

         val extension EClassMapper classMapper;

         

-        public new(EClassMapper classMapper) {

+        new(EClassMapper classMapper) {

                 this.classMapper = classMapper

         }

         

@@ -117,7 +117,7 @@ class EReferenceMapper_RelationsOverTypes implements EReferenceMapper{
         def createInverseReferenceConstraints(Ecore2Logic_Trace trace, LogicProblem problem, Iterable<EReference> references) {

                 trace.referenceMapperTrace.asTrace.inverseEdges = new HashMap

                 for(reference : references) {

-                        if(reference.EOpposite!=null) {

+                        if(reference.EOpposite!==null && references.exists[it === reference.EOpposite]) {

                                 val opposite = reference.EOpposite

                                 if(trace.referenceMapperTrace.asTrace.inverseEdges.containsKey(opposite)) {

                                         trace.referenceMapperTrace.asTrace.inverseEdges.put(reference,trace.referenceMapperTrace.asTrace.inverseEdges.get(opposite))