diff --git a/base/module.py b/base/module.py

index dd3efa3..04ac5b8 100644

--- a/base/module.py

+++ b/base/module.py

@@ -432,6 +432,12 @@ class Module(object):

         if show_usage is not None:

             sys.exit(0)

+        if mode == GUI_MODE:

+            if not utils.canEnterGUIMode4():

+                log.warn("GUI mode not available - switching to interactive mode.")

+                mode = INTERACTIVE_MODE

+                ui_toolkit = 'none'

+

         self.mode = mode

         return opts, device_uri, printer_name, mode, ui_toolkit, lang

diff --git a/base/utils.py b/base/utils.py

index 98437a3..9b8813b 100644

--- a/base/utils.py

+++ b/base/utils.py

@@ -722,6 +722,15 @@ def canEnterGUIMode4(): # qt4

             log.warn(e)

             return False

+        try:

+            import ui4

+        except ImportError:

+            try:

+                import ui5

+            except ImportError as e:

+                log.warn(e)

+                return False

+

     return True

@@ -734,6 +743,11 @@ def checkPyQtImport(): # qt3

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

             no_qt_message_gtk()

+        try:

+            import ui

+        except ImportError:

+            return False

+

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

         return False

@@ -781,11 +795,13 @@ def checkPyQtImport4():

         import PyQt4

         import ui4

     except ImportError:

-        import PyQt5

-        import ui5

-    else:

-        log.debug("HPLIP is not installed properly or is installed without graphical support. Please reinstall HPLIP again")

-        return False

+        try:

+            import PyQt5

+            import ui5

+        except ImportError:

+            log.debug('GUI not available.')

+            return False

+

     return True

 # def checkPyQtImport5():

diff --git a/fab.py b/fab.py

index 5577af5..194ceed 100755

--- a/fab.py

+++ b/fab.py

@@ -776,14 +776,15 @@ mod.setUsage(module.USAGE_FLAG_NONE)

 opts, device_uri, printer_name, mode, ui_toolkit, loc = \

     mod.parseStdOpts(handle_device_printer=False)

-if ui_toolkit == 'qt3':

-    if not utils.canEnterGUIMode():

-        log.error("%s GUI mode requires GUI support (try running with --qt4). Entering interactive mode." % __mod__)

-        mode = INTERACTIVE_MODE

-else:

-    if not utils.canEnterGUIMode4():

-        log.error("%s GUI mode requires GUI support (try running with --qt3). Entering interactive mode." % __mod__)

-        mode = INTERACTIVE_MODE

+if ui_toolkit != 'none':

+    if ui_toolkit == 'qt3':

+        if not utils.canEnterGUIMode():

+            log.error("%s GUI mode requires GUI support (try running with --qt4). Entering interactive mode." % __mod__)

+            mode = INTERACTIVE_MODE

+    else:

+        if not utils.canEnterGUIMode4():

+            log.error("%s GUI mode requires GUI support (try running with --qt3). Entering interactive mode." % __mod__)

+            mode = INTERACTIVE_MODE

 if mode == GUI_MODE: