diff --git a/src/de/dhbwstuttgart/parser/JavaClassName.java b/src/de/dhbwstuttgart/parser/JavaClassName.java
index 1f99511a1..dbb879435 100644
--- a/src/de/dhbwstuttgart/parser/JavaClassName.java
+++ b/src/de/dhbwstuttgart/parser/JavaClassName.java
@@ -54,7 +54,7 @@ public class JavaClassName {
 		if (obj == null)
 			return false;
 		if(obj instanceof String)
-			return this.toString().equals(obj) || this.name != null && this.name.equals(obj); //Auch mit Strings als Klassennamen kompatibel TODO: sollte bald obsolet sein
+			return this.toString().equals(obj) || (this.name != null && this.name.equals(obj)); //Auch mit Strings als Klassennamen kompatibel TODO: sollte bald obsolet sein
 		if (getClass() != obj.getClass())
 			return false;
 		JavaClassName other = (JavaClassName) obj;
diff --git a/src/de/dhbwstuttgart/syntaxtree/statement/LocalVarDecl.java b/src/de/dhbwstuttgart/syntaxtree/statement/LocalVarDecl.java
index fe5a0244e..0f4ff5b1f 100755
--- a/src/de/dhbwstuttgart/syntaxtree/statement/LocalVarDecl.java
+++ b/src/de/dhbwstuttgart/syntaxtree/statement/LocalVarDecl.java
@@ -6,8 +6,8 @@ import java.util.Enumeration;
 import java.util.Hashtable;
 import java.util.Vector;
 
-
 import org.apache.log4j.Logger;
+
 import de.dhbwstuttgart.bytecode.ClassFile;
 import de.dhbwstuttgart.bytecode.CodeAttribute;
 import de.dhbwstuttgart.core.MyCompiler;
@@ -389,6 +389,13 @@ public class LocalVarDecl extends Statement implements TypeInsertable
 		return ret;
 	}
 
+	@Override
+	public String getDescription() {
+    	if(this.getType() == null)return "no type " + declid.toString(); 
+    	if(this.getType() instanceof TypePlaceholder)return declid.toString();
+        return  this.getType().toString() + " " + declid.toString();
+	}
+
 	@Override
 	public void parserPostProcessing(SyntaxTreeNode parent) {
 		super.parserPostProcessing(parent);
diff --git a/src/de/dhbwstuttgart/typeinference/unify/Unify.java b/src/de/dhbwstuttgart/typeinference/unify/Unify.java
index 36b0c158c..6bae8d6ab 100755
--- a/src/de/dhbwstuttgart/typeinference/unify/Unify.java
+++ b/src/de/dhbwstuttgart/typeinference/unify/Unify.java
@@ -1443,7 +1443,7 @@ throws MatchException
             		} // end if P.OperatorSmaller()
                 } // end if: RefType
                 
-    
+                
                 // Swap
                 if( (P.TA1 instanceof RefType || P.TA1 instanceof GenericTypeVar || P.TA1 instanceof WildcardType) && P.TA2 instanceof TypePlaceholder && P.OperatorEqual())
                                                     //PL 06-05-16 GenericTypeVar eingefuegt 
@@ -1840,8 +1840,8 @@ throws MatchException
     //in ein Vector von Paaren um.
     
     Vector<Pair> ret = new Vector<Pair>();
-    for(Enumeration e=ht.keys();e.hasMoreElements();) {
-        String k = (String)e.nextElement();
+    for(Enumeration<JavaClassName> e=ht.keys();e.hasMoreElements();) {
+        String k = e.nextElement().toString();
         // #JB# 11.04.2005
         // ###########################################################
         ret.addElement(new Pair(TypePlaceholder.backdoorCreate(k), (Type)ht.get(k), PairOperator.Equal));