diff --git a/jsprit-core/src/main/java/jsprit/core/algorithm/io/AlgorithmConfigXmlReader.java b/jsprit-core/src/main/java/jsprit/core/algorithm/io/AlgorithmConfigXmlReader.java
index cebd43a7..47c536df 100644
--- a/jsprit-core/src/main/java/jsprit/core/algorithm/io/AlgorithmConfigXmlReader.java
+++ b/jsprit-core/src/main/java/jsprit/core/algorithm/io/AlgorithmConfigXmlReader.java
@@ -77,9 +77,7 @@ public class AlgorithmConfigXmlReader {
         try {
             algorithmConfig.getXMLConfiguration().load();
         } catch (ConfigurationException e) {
-            log.error(e);
-            e.printStackTrace();
-            System.exit(1);
+            throw new RuntimeException(e);
         }
     }
 
diff --git a/jsprit-core/src/main/java/jsprit/core/algorithm/io/VehicleRoutingAlgorithms.java b/jsprit-core/src/main/java/jsprit/core/algorithm/io/VehicleRoutingAlgorithms.java
index d96b75c5..f0ea52a3 100644
--- a/jsprit-core/src/main/java/jsprit/core/algorithm/io/VehicleRoutingAlgorithms.java
+++ b/jsprit-core/src/main/java/jsprit/core/algorithm/io/VehicleRoutingAlgorithms.java
@@ -519,7 +519,6 @@ public class VehicleRoutingAlgorithms {
                 @Override
                 public void uncaughtException(Thread arg0, Throwable arg1) {
                     System.err.println(arg1.toString());
-                    System.exit(0);
                 }
             });
             Runtime.getRuntime().addShutdownHook(new Thread() {
diff --git a/jsprit-core/src/main/java/jsprit/core/algorithm/recreate/BestInsertionConcurrent.java b/jsprit-core/src/main/java/jsprit/core/algorithm/recreate/BestInsertionConcurrent.java
index fa9210d7..de43da1b 100644
--- a/jsprit-core/src/main/java/jsprit/core/algorithm/recreate/BestInsertionConcurrent.java
+++ b/jsprit-core/src/main/java/jsprit/core/algorithm/recreate/BestInsertionConcurrent.java
@@ -130,9 +130,7 @@ public final class BestInsertionConcurrent extends AbstractInsertionStrategy {
             } catch (InterruptedException e) {
                 Thread.currentThread().interrupt();
             } catch (ExecutionException e) {
-                e.printStackTrace();
-                logger.error("Exception", e);
-                System.exit(1);
+                throw new RuntimeException(e);
             }
             VehicleRoute newRoute = VehicleRoute.emptyRoute();
             InsertionData newIData = bestInsertionCostCalculator.getInsertionData(newRoute, unassignedJob, NO_NEW_VEHICLE_YET, NO_NEW_DEPARTURE_TIME_YET, NO_NEW_DRIVER_YET, bestInsertionCost);
diff --git a/jsprit-core/src/main/java/jsprit/core/problem/io/VrpXMLReader.java b/jsprit-core/src/main/java/jsprit/core/problem/io/VrpXMLReader.java
index d1e9dc43..89104e09 100644
--- a/jsprit-core/src/main/java/jsprit/core/problem/io/VrpXMLReader.java
+++ b/jsprit-core/src/main/java/jsprit/core/problem/io/VrpXMLReader.java
@@ -163,9 +163,7 @@ public class VrpXMLReader {
         try {
             xmlConfig.load();
         } catch (ConfigurationException e) {
-            logger.error("Exception:", e);
-            e.printStackTrace();
-            System.exit(1);
+            throw new RuntimeException(e);
         }
         readProblemType(xmlConfig);
         readVehiclesAndTheirTypes(xmlConfig);
diff --git a/jsprit-core/src/main/java/jsprit/core/problem/io/VrpXMLWriter.java b/jsprit-core/src/main/java/jsprit/core/problem/io/VrpXMLWriter.java
index d6a99a19..f06aa2a1 100644
--- a/jsprit-core/src/main/java/jsprit/core/problem/io/VrpXMLWriter.java
+++ b/jsprit-core/src/main/java/jsprit/core/problem/io/VrpXMLWriter.java
@@ -117,9 +117,7 @@ public class VrpXMLWriter {
             element.setAttribute("xsi:schemaLocation", "http://www.w3schools.com vrp_xml_schema.xsd");
 
         } catch (ConfigurationException e) {
-            logger.error("Exception:", e);
-            e.printStackTrace();
-            System.exit(1);
+            throw new RuntimeException(e);
         }
 
         try {
@@ -128,9 +126,7 @@ public class VrpXMLWriter {
             serializer.serialize(xmlConfig.getDocument());
             out.close();
         } catch (IOException e) {
-            logger.error("Exception:", e);
-            e.printStackTrace();
-            System.exit(1);
+            throw new RuntimeException(e);
         }
 
 
diff --git a/jsprit-instances/src/main/java/jsprit/instance/reader/ChristofidesReader.java b/jsprit-instances/src/main/java/jsprit/instance/reader/ChristofidesReader.java
index a46795d0..f532f14e 100644
--- a/jsprit-instances/src/main/java/jsprit/instance/reader/ChristofidesReader.java
+++ b/jsprit-instances/src/main/java/jsprit/instance/reader/ChristofidesReader.java
@@ -107,9 +107,7 @@ public class ChristofidesReader {
         try {
             reader.close();
         } catch (IOException e) {
-            e.printStackTrace();
-            logger.error("Exception:", e);
-            System.exit(1);
+            throw new RuntimeException(e);
         }
     }
 
@@ -117,10 +115,7 @@ public class ChristofidesReader {
         try {
             return reader.readLine();
         } catch (IOException e) {
-            e.printStackTrace();
-            logger.error("Exception:", e);
-            System.exit(1);
-            return null;
+            throw new RuntimeException(e);
         }
     }
 
@@ -135,9 +130,7 @@ public class ChristofidesReader {
         try {
             reader = new BufferedReader(new FileReader(solomonFile));
         } catch (FileNotFoundException e1) {
-            e1.printStackTrace();
-            logger.error("Exception:", e1);
-            System.exit(1);
+            throw new RuntimeException(e1);
         }
         return reader;
     }
diff --git a/jsprit-instances/src/main/java/jsprit/instance/reader/CordeauReader.java b/jsprit-instances/src/main/java/jsprit/instance/reader/CordeauReader.java
index 95943ca9..2b5fd9ad 100644
--- a/jsprit-instances/src/main/java/jsprit/instance/reader/CordeauReader.java
+++ b/jsprit-instances/src/main/java/jsprit/instance/reader/CordeauReader.java
@@ -136,9 +136,7 @@ public class CordeauReader {
         try {
             reader.close();
         } catch (IOException e) {
-            e.printStackTrace();
-            logger.error("Exception:", e);
-            System.exit(1);
+            throw new RuntimeException(e);
         }
     }
 
@@ -146,10 +144,7 @@ public class CordeauReader {
         try {
             return reader.readLine();
         } catch (IOException e) {
-            e.printStackTrace();
-            logger.error("Exception:", e);
-            System.exit(1);
-            return null;
+            throw new RuntimeException(e);
         }
     }
 
@@ -164,9 +159,7 @@ public class CordeauReader {
         try {
             reader = new BufferedReader(new FileReader(solomonFile));
         } catch (FileNotFoundException e1) {
-            e1.printStackTrace();
-            logger.error("Exception:", e1);
-            System.exit(1);
+            throw new RuntimeException(e1);
         }
         return reader;
     }
diff --git a/jsprit-instances/src/main/java/jsprit/instance/reader/LiLimReader.java b/jsprit-instances/src/main/java/jsprit/instance/reader/LiLimReader.java
index aae46cee..092c5dfd 100644
--- a/jsprit-instances/src/main/java/jsprit/instance/reader/LiLimReader.java
+++ b/jsprit-instances/src/main/java/jsprit/instance/reader/LiLimReader.java
@@ -142,9 +142,7 @@ public class LiLimReader {
         try {
             reader = new BufferedReader(new FileReader(file));
         } catch (FileNotFoundException e1) {
-            e1.printStackTrace();
-            logger.error("Exception:", e1);
-            System.exit(1);
+            throw new RuntimeException(e1);
         }
         return reader;
     }
diff --git a/jsprit-instances/src/main/java/jsprit/instance/reader/LopezIbanezBlumReader.java b/jsprit-instances/src/main/java/jsprit/instance/reader/LopezIbanezBlumReader.java
index f0ac80f9..e84a1034 100644
--- a/jsprit-instances/src/main/java/jsprit/instance/reader/LopezIbanezBlumReader.java
+++ b/jsprit-instances/src/main/java/jsprit/instance/reader/LopezIbanezBlumReader.java
@@ -86,9 +86,7 @@ public class LopezIbanezBlumReader {
         try {
             reader.close();
         } catch (IOException e) {
-            e.printStackTrace();
-            logger.error("Exception:", e);
-            System.exit(1);
+            throw new RuntimeException(e);
         }
     }
 
@@ -96,10 +94,7 @@ public class LopezIbanezBlumReader {
         try {
             return reader.readLine();
         } catch (IOException e) {
-            e.printStackTrace();
-            logger.error("Exception:", e);
-            System.exit(1);
-            return null;
+            throw new RuntimeException(e);
         }
     }
 
@@ -108,9 +103,7 @@ public class LopezIbanezBlumReader {
         try {
             reader = new BufferedReader(new FileReader(solomonFile));
         } catch (FileNotFoundException e1) {
-            e1.printStackTrace();
-            logger.error("Exception:", e1);
-            System.exit(1);
+            throw new RuntimeException(e1);
         }
         return reader;
     }
diff --git a/jsprit-instances/src/main/java/jsprit/instance/reader/LuiShenReader.java b/jsprit-instances/src/main/java/jsprit/instance/reader/LuiShenReader.java
index 90856af6..a22526d7 100644
--- a/jsprit-instances/src/main/java/jsprit/instance/reader/LuiShenReader.java
+++ b/jsprit-instances/src/main/java/jsprit/instance/reader/LuiShenReader.java
@@ -149,9 +149,7 @@ public class LuiShenReader {
         try {
             reader.close();
         } catch (IOException e) {
-            e.printStackTrace();
-            logger.error("Exception:", e);
-            System.exit(1);
+            throw new RuntimeException(e);
         }
     }
 
@@ -159,10 +157,7 @@ public class LuiShenReader {
         try {
             return reader.readLine();
         } catch (IOException e) {
-            e.printStackTrace();
-            logger.error("Exception:", e);
-            System.exit(1);
-            return null;
+            throw new RuntimeException(e);
         }
     }
 
@@ -177,9 +172,7 @@ public class LuiShenReader {
         try {
             reader = new BufferedReader(new FileReader(solomonFile));
         } catch (FileNotFoundException e1) {
-            e1.printStackTrace();
-            logger.error("Exception:", e1);
-            System.exit(1);
+            throw new RuntimeException(e1);
         }
         return reader;
     }
diff --git a/jsprit-instances/src/main/java/jsprit/instance/reader/SolomonReader.java b/jsprit-instances/src/main/java/jsprit/instance/reader/SolomonReader.java
index 74154788..07cf7140 100644
--- a/jsprit-instances/src/main/java/jsprit/instance/reader/SolomonReader.java
+++ b/jsprit-instances/src/main/java/jsprit/instance/reader/SolomonReader.java
@@ -127,9 +127,7 @@ public class SolomonReader {
         try {
             reader.close();
         } catch (IOException e) {
-            e.printStackTrace();
-            logger.error("Exception:", e);
-            System.exit(1);
+            throw new RuntimeException(e);
         }
     }
 
@@ -137,10 +135,7 @@ public class SolomonReader {
         try {
             return reader.readLine();
         } catch (IOException e) {
-            e.printStackTrace();
-            logger.error("Exception:", e);
-            System.exit(1);
-            return null;
+            throw new RuntimeException(e);
         }
     }
 
@@ -155,9 +150,7 @@ public class SolomonReader {
         try {
             reader = new BufferedReader(new FileReader(solomonFile));
         } catch (FileNotFoundException e1) {
-            e1.printStackTrace();
-            logger.error("Exception:", e1);
-            System.exit(1);
+            throw new RuntimeException(e1);
         }
         return reader;
     }
diff --git a/jsprit-instances/src/main/java/jsprit/instance/reader/VrphGoldenReader.java b/jsprit-instances/src/main/java/jsprit/instance/reader/VrphGoldenReader.java
index 829da23a..707de375 100644
--- a/jsprit-instances/src/main/java/jsprit/instance/reader/VrphGoldenReader.java
+++ b/jsprit-instances/src/main/java/jsprit/instance/reader/VrphGoldenReader.java
@@ -138,8 +138,7 @@ public class VrphGoldenReader {
         try {
             reader.close();
         } catch (IOException e) {
-            e.printStackTrace();
-            System.exit(1);
+            throw new RuntimeException(e);
         }
     }
 
@@ -148,8 +147,7 @@ public class VrphGoldenReader {
         try {
             readLine = reader.readLine();
         } catch (IOException e) {
-            e.printStackTrace();
-            System.exit(1);
+            throw new RuntimeException(e);
         }
         return readLine;
     }
@@ -160,10 +158,8 @@ public class VrphGoldenReader {
             bufferedReader = new BufferedReader(new FileReader(new File(filename)));
             return bufferedReader;
         } catch (FileNotFoundException e) {
-            e.printStackTrace();
-            System.exit(1);
+            throw new RuntimeException(e);
         }
-        return bufferedReader;
     }
 
     public static void main(String[] args) {