X-Git-Url: https://gerrit.simantics.org/r/gitweb?p=simantics%2Fplatform.git;a=blobdiff_plain;f=bundles%2Forg.simantics.objmap2%2Fsrc%2Forg%2Fsimantics%2Fobjmap%2Fgraph%2Frules%2FMappedElementRule.java;h=251895ad72a1aedc7aac9966b5f51b5bc83aa08b;hp=a0b7befed3951850a64c7816ad0902f13ca75058;hb=0cb9829cf7fbee31bbc952c6313b01e195e8d010;hpb=966bc2f6571121c4c818a2e487d29bada0138d8d

diff --git a/bundles/org.simantics.objmap2/src/org/simantics/objmap/graph/rules/MappedElementRule.java b/bundles/org.simantics.objmap2/src/org/simantics/objmap/graph/rules/MappedElementRule.java
index a0b7befed..251895ad7 100644
--- a/bundles/org.simantics.objmap2/src/org/simantics/objmap/graph/rules/MappedElementRule.java
+++ b/bundles/org.simantics.objmap2/src/org/simantics/objmap/graph/rules/MappedElementRule.java
@@ -67,7 +67,7 @@ public class MappedElementRule<Domain, Range> implements IBidirectionalMappingRu
 	public boolean checkChanges(ReadGraph g, IForwardMapping<Domain, Range> map, Domain domainElement, Range rangeElement) throws MappingException {
 	    Domain value = domainAccessor.get(g, domainElement);
 	    Range mappedValue = value == null ? null : map.map(g, value);
-	    return mappedValue == rangeAccessor.get(rangeElement);
+	    return mappedValue != rangeAccessor.get(rangeElement);
 	}
 	
     @Override