(2021-06-29, 17:59)Travis Cobbs Wrote: The P directory is missing from your LDraw directory, which means that it is corrupt and will not work. LDView requires the chosen LDraw directory to have both PARTS and a P subdirectories.
Hello Travis,
that was the reason.

Probably I moved the directory "p" unknowingly.

Many Thanks.
Greetings
Manfred