Originally Posted by mrmikel
I have been having trouble getting sigil to display pictures on this machine. It is a problem which you have not been able to duplicate. I also have VLC media player installed on this machine. It also uses Qt, but version 4.2. Could this program (VLC media player) be causing the problems I am seeing?
If VLC is putting its Qt libraries on the PATH, then this is probably the reason for your problems. I had a similar problem with Calibre during development of Sigil, since Calibre unfortunately does this.
EDIT: I reported that Calibre was adding DLL's on the PATH here
, back in March.