try to make it clearer that the kernel module has to be loaded

git-svn-id: https://xpra.org/svn/Xpra/trunk@11862 3bb7dfac-3a0b-4e04-842a-767bc560f471
Xpra-org · Feb 6, 2016 · a4adf60 · a4adf60
1 parent 9a4e2b9
commit a4adf60
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/src/xpra/platform/xposix/webcam_util.py b/src/xpra/platform/xposix/webcam_util.py
@@ -14,8 +14,9 @@ def get_virtual_video_devices():
     log("get_virtual_video_devices")
     v4l2_virtual_dir = "/sys/devices/virtual/video4linux"
     if not os.path.exists(v4l2_virtual_dir) or not os.path.isdir(v4l2_virtual_dir):
-        log.warn("Warning: virtual video directory %s not found", v4l2_virtual_dir)
-        log.warn(" webcam forwarding disabled")
+        log.warn("Warning: webcam forwarding disabled")
+        log.warn(" the virtual video directory %s was not found", v4l2_virtual_dir)
+        log.warn(" make sure that the v4l2loopback kernel module is installed and loaded")
         return []
     contents = os.listdir(v4l2_virtual_dir)
     devices = []