diff -up system-config-printer-1.2.2/asyncpk1.py.cupspk-fileget-tmp system-config-printer-1.2.2/asyncpk1.py
--- system-config-printer-1.2.2/asyncpk1.py.cupspk-fileget-tmp	2010-05-07 15:19:03.000000000 +0100
+++ system-config-printer-1.2.2/asyncpk1.py	2010-05-13 13:00:57.759093485 +0100
@@ -153,7 +153,10 @@ class _WriteToTmpFile:
     def __init__ (self, kwds, reply_handler, error_handler):
         self._reply_handler = reply_handler
         self._error_handler = error_handler
-        (tmpfd, tmpfname) = tempfile.mkstemp ()
+
+        # Create the temporary file in /tmp to ensure that
+        # cups-pk-helper-mechanism is able to write to it.
+        (tmpfd, tmpfname) = tempfile.mkstemp (dir="/tmp")
         os.close (tmpfd)
         self._filename = tmpfname
         debugprint ("Created tempfile %s" % tmpfname)
diff -up system-config-printer-1.2.2/cupspk.py.cupspk-fileget-tmp system-config-printer-1.2.2/cupspk.py
--- system-config-printer-1.2.2/cupspk.py.cupspk-fileget-tmp	2010-04-15 00:11:33.000000000 +0100
+++ system-config-printer-1.2.2/cupspk.py	2010-05-13 13:00:57.760093336 +0100
@@ -385,7 +385,9 @@ class Connection:
                     filename = None
 
         if (not use_pycups) and (fd != None or file_object != None):
-            (tmpfd, tmpfname) = tempfile.mkstemp()
+            # Create the temporary file in /tmp to ensure that
+            # cups-pk-helper-mechanism is able to write to it.
+            (tmpfd, tmpfname) = tempfile.mkstemp(dir="/tmp")
             os.close (tmpfd)
 
             pk_args = (resource, tmpfname)