Index: trunk/autoquest-plugin-http-test/src/test/java/de/ugoe/cs/autoquest/http/HTTPLogParserTest.java
===================================================================
--- trunk/autoquest-plugin-http-test/src/test/java/de/ugoe/cs/autoquest/http/HTTPLogParserTest.java	(revision 2217)
+++ trunk/autoquest-plugin-http-test/src/test/java/de/ugoe/cs/autoquest/http/HTTPLogParserTest.java	(revision 2233)
@@ -263,6 +263,9 @@
         if (file.exists()) {
             if (file.isDirectory()) {
-                for (File child : file.listFiles()) {
-                    deleteFiles(child);
+            	File[] children = file.listFiles();
+            	if (children != null) {
+                    for (File child : file.listFiles()) {
+                        deleteFiles(child);
+                    }
                 }
             }