diff -up hplip-3.9.6b/base/utils.py.ui-optional hplip-3.9.6b/base/utils.py

--- hplip-3.9.6b/base/utils.py.ui-optional	2009-06-25 20:05:53.000000000 +0100

+++ hplip-3.9.6b/base/utils.py	2009-07-28 10:10:57.984991878 +0100

@@ -597,6 +597,13 @@ def checkPyQtImport(): # qt3

         if os.getenv('DISPLAY') and os.getenv('STARTED_FROM_MENU'):

             no_qt_message_gtk()

+        # hplip-gui sub-package (Fedora)

+        try:

+            import ui

+        except ImportError:

+            log.error("hplip-gui not installed.  GUI not available. Exiting.")

+            return False

+

         log.error("PyQt not installed. GUI not available. Exiting.")

         return False

@@ -642,7 +649,10 @@ def checkPyQtImport(): # qt3

 def checkPyQtImport4():

     try:

         import PyQt4

+        import ui4

     except ImportError:

+        # hplip-gui sub-package (Fedora) requires PyQt4

+        log.error("Install the hplip-gui package for graphical support.")

         return False

     else:

         return True