diff -ur lcgdm-1.7.4.7.orig/ns/Cns-python_typemaps.i lcgdm-1.7.4.7/ns/Cns-python_typemaps.i
--- lcgdm-1.7.4.7.orig/ns/Cns-python_typemaps.i	2010-06-06 13:49:38.000000000 +0200
+++ lcgdm-1.7.4.7/ns/Cns-python_typemaps.i	2010-06-25 15:31:32.171086114 +0200
@@ -54,7 +54,7 @@
             break;
         case EACCES:
         case EPERM:
-            exc = PyExc_StandardError;
+            exc = PyExc_Exception;
             break;
         case ENOENT:
         case EEXIST: