yum update error messages

[Rex Dieter]

JD wrote:

>   Does anyone know why I am getting these error messages during yum
>   update?
> The update actually succeeds and the packages are updated.

short version: Those are mostly harmless

longer version: 2 bugs
1.  scriptlets are (generally) supposed to suppress output
2.  those .desktop files do arguably need to be fixed to not spew errors 
from desktop-file-utilities and friends

-- Rex