Thanks for the response! That's a good clue. That could probably have happened when I overwrote SANE backend with Mustek's driver. But I did a debug for both and they seem to have identical calls/files:
scanimage debug: [dll] load: searching backend `astra_5800' in `/usr/lib/i386-linux-gnu/sane:/usr/lib/sane' [dll] load: trying to load `/usr/lib/i386-linux-gnu/sane/libsane-astra_5800.so.1' [dll] load: couldn't open `/usr/lib/i386-linux-gnu/sane/libsane-astra_5800.so.1' (No such file or directory) [dll] load: trying to load `/usr/lib/sane/libsane-astra_5800.so.1' [dll] load: dlopen()ing `/usr/lib/sane/libsane-astra_5800.so.1' [dll] init: initializing backend `astra_5800' XSane debug: [dll] load: searching backend `astra_5800' in `/usr/lib/i386-linux-gnu/sane:/usr/lib/sane' [dll] load: trying to load `/usr/lib/i386-linux-gnu/sane/libsane-astra_5800.so.1' [dll] load: couldn't open `/usr/lib/i386-linux-gnu/sane/libsane-astra_5800.so.1' (No such file or directory) [dll] load: trying to load `/usr/lib/sane/libsane-astra_5800.so.1' [dll] load: dlopen()ing `/usr/lib/sane/libsane-astra_5800.so.1' [dll] init: initializing backend `astra_5800’ -dwarf -- sane-devel mailing list: sane-devel@lists.alioth.debian.org http://lists.alioth.debian.org/cgi-bin/mailman/listinfo/sane-devel Unsubscribe: Send mail with subject "unsubscribe your_password" to sane-devel-requ...@lists.alioth.debian.org