Unfortunately, I still can't reproduce the issue with the test file you've sent me:
$ dpkg -l | grep imagemagick ii imagemagick 8:6.9.7.4+dfsg-16ubuntu6.11 amd64 image manipulation programs -- binaries ii imagemagick-6-common 8:6.9.7.4+dfsg-16ubuntu6.11 all image manipulation programs -- infrastructure ii imagemagick-6.q16 8:6.9.7.4+dfsg-16ubuntu6.11 amd64 image manipulation programs -- quantum depth Q16 $ convert -crop 1200x800+1+1 +repage -rotate 180 -crop +2+1 +repage -rotate -90 -bordercolor white -border 1x1 -resize 1200 upsversandauftrag_etikett_1848655-1_test.gif -colorspace Gray -depth 1 -colors 2 -depth 1 -colorspace Gray upsversandauftrag_etikett_1848655-1.pcx $ file upsversandauftrag_etikett_1848655-1.pcx upsversandauftrag_etikett_1848655-1.pcx: PCX ver. 3.0 image data bounding box [0, 0] - [1199, 1799], 1-bit colour, RLE compressed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1932297 Title: 8:6.9.7.4+dfsg-16ubuntu6.11 break pcx 1bit creation To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/imagemagick/+bug/1932297/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs