To return Vijeo-Designer back to default state, perform the following steps carefully:
1) Delete the folder and contents of C:\Program Files\Schneider Electric\Vijeo-Designer\Vijeo-Frame\Environment
2) Delete C:\Program Files\Schneider Electric\Vijeo-Designer\Vijeo-Frame\Defaults.xml
3) Open Regedit and delete the following key:
If the objects are missing from the window, make sure that the entire \Schneider Electric\Vijeo-Designer\ folder is not set to read-only.