fixed the issue

refs 2119

org.fortiss.tooling.base.ui/trunk/src/org/fortiss/tooling/base/ui/editpart/ConnectionEditPartBase.java

@@ -73,7 +73,7 @@ import org.fortiss.tooling.kernel.utils.LoggingUtils;
  * @author hoelzl
  * @author $Author$
  * @version $Rev$
- * @ConQAT.Rating RED Hash: 8C75D311CE2089C7B13AF25FDD2639B4
+ * @ConQAT.Rating YELLOW Hash: E1B0A07F334F3AE70A43356739ADD4F8
  */
 public abstract class ConnectionEditPartBase<T extends ConnectionSegmentBase> extends
 		AbstractConnectionEditPart {
@@ -266,16 +266,6 @@ public abstract class ConnectionEditPartBase<T extends ConnectionSegmentBase> ex
 		refreshBendpoints();
 	}
 
-	/** {@inheritDoc} */
-	@Override
-	public void refresh() {
-		if(modelElement.getSource() != null && modelElement.getTarget() != null) {
-			super.refresh();
-		} else {
-			this.deactivate();
-		}
-	}
-
 	/** {@inheritDoc} */
 	@Override
 	public void addNotify() {