Gnome apps won't open for user, but will for admin

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Autor: Mark Berkwitt
Datum:  
Betreff: Gnome apps won't open for user, but will for admin
If I long on as a user, I can't open,
Gnumeric,
Gnome-Toaster,
Gnome-Card,
Gnome-TimeTracker,
Gnome-Cal.

Need I go on?
However, if I long on as an administrator, I can.
How can I fix this?