Index: /trunk/autoquest-ui-core/pom.xml
===================================================================
--- /trunk/autoquest-ui-core/pom.xml	(revision 2284)
+++ /trunk/autoquest-ui-core/pom.xml	(revision 2285)
@@ -66,4 +66,9 @@
     </dependency>
     <dependency>
+      <groupId>de.ugoe.cs.autoquest</groupId>
+      <artifactId>autoquest-plugin-core</artifactId>
+      <version>${project.parent.version}</version>
+    </dependency>
+    <dependency>
       <groupId>net.sf.jung</groupId>
       <artifactId>jung-visualization</artifactId>
Index: /trunk/autoquest-ui-core/src/main/java/de/ugoe/cs/autoquest/commands/misc/CMDload.java
===================================================================
--- /trunk/autoquest-ui-core/src/main/java/de/ugoe/cs/autoquest/commands/misc/CMDload.java	(revision 2284)
+++ /trunk/autoquest-ui-core/src/main/java/de/ugoe/cs/autoquest/commands/misc/CMDload.java	(revision 2285)
@@ -15,10 +15,15 @@
 package de.ugoe.cs.autoquest.commands.misc;
 
+import java.io.File;
 import java.io.FileInputStream;
 import java.io.IOException;
 import java.io.ObjectInputStream;
+import java.io.ObjectStreamClass;
 import java.util.List;
 
+import de.ugoe.cs.autoquest.plugin.AutoQUESTPlugin;
+import de.ugoe.cs.autoquest.plugin.PluginLoader;
 import de.ugoe.cs.util.console.Command;
+import de.ugoe.cs.util.console.CommandExecuter;
 import de.ugoe.cs.util.console.Console;
 import de.ugoe.cs.util.console.GlobalDataContainer;
@@ -48,9 +53,35 @@
 		}
 
-		FileInputStream fis = null;
+	        final PluginLoader pluginLoader = new PluginLoader(new File("lib"));
+	        pluginLoader.load();
+
+	        FileInputStream fis = null;
 		ObjectInputStream in = null;
 		try {
 			fis = new FileInputStream(filename);
-			in = new ObjectInputStream(fis);
+			in = new ObjectInputStream(fis) {
+                            @Override
+                            protected Class<?> resolveClass(ObjectStreamClass clazz)
+                                    throws IOException, ClassNotFoundException
+                            {
+                                try {
+                                    return this.getClass().getClassLoader().loadClass(clazz.getName());
+                                }
+                                catch (Exception e) {
+                                    for (AutoQUESTPlugin plugin : pluginLoader.getPlugins()) {
+                                        try {
+                                            return plugin.getClass().getClassLoader().loadClass(clazz.getName());
+                                        }
+                                        catch (Exception e2) {
+                                            // ignore and try next
+                                        }
+                                    }
+                                }
+                                
+                                throw new ClassNotFoundException("could not load class " + clazz.getName() +
+                                                                 " neither from normal class loader nor from " +
+                                                                 "plug in class loaders");
+                            }
+			};
 			in.readObject();
 			in.close();