diff --git a/simulation/src/de/c3ma/ollo/mockup/DoFileFunction.java b/simulation/src/de/c3ma/ollo/mockup/DoFileFunction.java
index 0d3d741..c88d3ed 100644
--- a/simulation/src/de/c3ma/ollo/mockup/DoFileFunction.java
+++ b/simulation/src/de/c3ma/ollo/mockup/DoFileFunction.java
@@ -27,13 +27,18 @@ public class DoFileFunction extends OneArgFunction {
         String filename = luaFilename.checkjstring();
         
         File f = new File(workingDir.getAbsolutePath() + File.separator + filename);
-        
-        if (f.exists()) {
-            LuaValue chunk = this.globals.loadfile(f.getAbsolutePath());
-            chunk.call();
-            return LuaValue.valueOf(true);
-        } else {
-            return LuaValue.valueOf(false);
+        try {
+	        if (f.exists()) {
+	            LuaValue chunk = this.globals.loadfile(f.getAbsolutePath());
+	            chunk.call();
+	            return LuaValue.valueOf(true);
+	        } else {
+	            return LuaValue.valueOf(false);
+	        }
+        } catch (Exception e) {
+        	System.err.println("Cannot load " + f.getName());
+        	e.printStackTrace();
+        	return LuaValue.valueOf(false);
         }
     }