In LXDE in French, The command "Copy" of Pcmanfm don't works because there is special characters like "é" in the name of the repertory for instance it 's impossible to copy a file from /home/gus/Téléchargements/ to another repertory.
Thanks for the bug report, it's an upstream bug. *** This bug has been marked as a duplicate of bug 1745 ***
Status: NEW => RESOLVEDResolution: (none) => DUPLICATE