diff --git a/jsprit-core/src/main/java/jsprit/core/algorithm/ruin/AbstractRuinStrategy.java b/jsprit-core/src/main/java/jsprit/core/algorithm/ruin/AbstractRuinStrategy.java
index 0583830e..b3635644 100644
--- a/jsprit-core/src/main/java/jsprit/core/algorithm/ruin/AbstractRuinStrategy.java
+++ b/jsprit-core/src/main/java/jsprit/core/algorithm/ruin/AbstractRuinStrategy.java
@@ -51,7 +51,9 @@ public abstract class AbstractRuinStrategy implements RuinStrategy{
 
     public abstract Collection<Job> ruinRoutes(Collection<VehicleRoute> vehicleRoutes);
 
+
     @Override
+    @Deprecated
     public Collection<Job> ruin(Collection<VehicleRoute> vehicleRoutes, Job targetJob, int nOfJobs2BeRemoved){
         ruinListeners.ruinStarts(vehicleRoutes);
         Collection<Job> unassigned = ruinRoutes(vehicleRoutes, targetJob, nOfJobs2BeRemoved);
@@ -59,6 +61,7 @@ public abstract class AbstractRuinStrategy implements RuinStrategy{
         return unassigned;
     }
 
+    @Deprecated
     public abstract Collection<Job> ruinRoutes(Collection<VehicleRoute> vehicleRoutes, Job targetJob, int nOfJobs2BeRemoved);
 
     @Override
@@ -76,15 +79,17 @@ public abstract class AbstractRuinStrategy implements RuinStrategy{
         return ruinListeners.getListeners();
     }
 
-    protected void removeJob(Job job, Collection<VehicleRoute> vehicleRoutes) {
+    protected boolean removeJob(Job job, Collection<VehicleRoute> vehicleRoutes) {
         for (VehicleRoute route : vehicleRoutes) {
-            if (removeJob(job, route)) break;
+            if (removeJob(job, route)) {
+                return true;
+            }
         }
+        return false;
     }
 
     protected boolean removeJob(Job job, VehicleRoute route) {
-        boolean removed;
-        removed = route.getTourActivities().removeJob(job);
+        boolean removed = route.getTourActivities().removeJob(job);
         if (removed) {
             ruinListeners.removed(job,route);
             return true;
diff --git a/jsprit-core/src/main/java/jsprit/core/algorithm/ruin/RuinRadial.java b/jsprit-core/src/main/java/jsprit/core/algorithm/ruin/RuinRadial.java
index 2c2653f4..cf6c8c93 100644
--- a/jsprit-core/src/main/java/jsprit/core/algorithm/ruin/RuinRadial.java
+++ b/jsprit-core/src/main/java/jsprit/core/algorithm/ruin/RuinRadial.java
@@ -292,7 +292,7 @@ final class RuinRadial extends AbstractRuinStrategy {
 			return Collections.emptyList();
 		}
 		Job randomJob = pickRandomJob();
-		return ruin(vehicleRoutes,randomJob,nOfJobs2BeRemoved);
+		return ruinRoutes(vehicleRoutes, randomJob, nOfJobs2BeRemoved);
 	}
 	
 	/**
diff --git a/jsprit-core/src/main/java/jsprit/core/algorithm/ruin/RuinRandom.java b/jsprit-core/src/main/java/jsprit/core/algorithm/ruin/RuinRandom.java
index d15e6a10..2f810cf1 100644
--- a/jsprit-core/src/main/java/jsprit/core/algorithm/ruin/RuinRandom.java
+++ b/jsprit-core/src/main/java/jsprit/core/algorithm/ruin/RuinRandom.java
@@ -76,20 +76,21 @@ final class RuinRandom extends AbstractRuinStrategy {
 	 */
 	@Override
 	public Collection<Job> ruinRoutes(Collection<VehicleRoute> vehicleRoutes, Job targetJob, int nOfJobs2BeRemoved) {
-        List<Job> unassignedJobs = new ArrayList<Job>();
-		if(targetJob != null){
-			boolean removed = false;
-			for (VehicleRoute route : vehicleRoutes) {
-				removed = removeJob(targetJob,route);
-				if (removed) {
-					nOfJobs2BeRemoved--;
-					unassignedJobs.add(targetJob);
-					break;
-				}
-			}
-		}
-		ruin(vehicleRoutes, nOfJobs2BeRemoved, unassignedJobs);
-        return unassignedJobs;
+        throw new IllegalStateException("not supported");
+//        List<Job> unassignedJobs = new ArrayList<Job>();
+//		if(targetJob != null){
+//			boolean removed = false;
+//			for (VehicleRoute route : vehicleRoutes) {
+//				removed = removeJob(targetJob,route);
+//				if (removed) {
+//					nOfJobs2BeRemoved--;
+//					unassignedJobs.add(targetJob);
+//					break;
+//				}
+//			}
+//		}
+//		ruin(vehicleRoutes, nOfJobs2BeRemoved, unassignedJobs);
+//        return unassignedJobs;
 	}
 
 	public void setRuinFraction(double fractionOfAllNodes2beRuined) {
diff --git a/jsprit-core/src/main/java/jsprit/core/algorithm/ruin/RuinStrategy.java b/jsprit-core/src/main/java/jsprit/core/algorithm/ruin/RuinStrategy.java
index 2e485268..88c35a74 100644
--- a/jsprit-core/src/main/java/jsprit/core/algorithm/ruin/RuinStrategy.java
+++ b/jsprit-core/src/main/java/jsprit/core/algorithm/ruin/RuinStrategy.java
@@ -1,27 +1,27 @@
 /*******************************************************************************
- * Copyright (C) 2013  Stefan Schroeder
- * 
+ * Copyright (C) 2014  Stefan Schroeder
+ *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either 
+ * License as published by the Free Software Foundation; either
  * version 3.0 of the License, or (at your option) any later version.
- * 
+ *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Lesser General Public License for more details.
- * 
+ *
  * You should have received a copy of the GNU Lesser General Public 
  * License along with this library.  If not, see <http://www.gnu.org/licenses/>.
  ******************************************************************************/
 package jsprit.core.algorithm.ruin;
 
-import java.util.Collection;
-
 import jsprit.core.algorithm.ruin.listener.RuinListener;
 import jsprit.core.problem.job.Job;
 import jsprit.core.problem.solution.route.VehicleRoute;
 
+import java.util.Collection;
+
 
 
 
@@ -46,6 +46,7 @@ public interface RuinStrategy {
 	/**
 	 * Removes targetJob as well as its neighbors with a size of (nOfJobs2BeRemoved-1). 
 	 */
+    @Deprecated
 	public Collection<Job> ruin(Collection<VehicleRoute> vehicleRoutes, Job targetJob, int nOfJobs2BeRemoved);
 	
 	/**