. Thread 2 (process 17501): #0 0xb76f68f0 in FlateStream::getChar () from /usr/lib/libpoppler.so.1 #1 0xb76f2320 in ImageStream::getLine () from /usr/lib/libpoppler.so.1 #2 0xb77be0a2 in CairoOutputDev::drawImage () from /usr/lib/libpoppler-glib.so.1 #3 0xb76a98f6 in Gfx::doImage () from /usr/lib/libpoppler.so.1 #4 0xb76ac451 in Gfx::opXObject () from /usr/lib/libpoppler.so.1 #5 0xb76a736d in Gfx::execOp () from /usr/lib/libpoppler.so.1 #6 0xb76a752b in Gfx::go () from /usr/lib/libpoppler.so.1 #7 0xb76a7eaf in Gfx::display () from /usr/lib/libpoppler.so.1 #8 0xb76ab813 in Gfx::doForm1 () from /usr/lib/libpoppler.so.1 #9 0xb76ac19a in Gfx::doForm () from /usr/lib/libpoppler.so.1 #10 0xb76ac4be in Gfx::opXObject () from /usr/lib/libpoppler.so.1 #11 0xb76a736d in Gfx::execOp () from /usr/lib/libpoppler.so.1 #12 0xb76a752b in Gfx::go () from /usr/lib/libpoppler.so.1 #13 0xb76a7eaf in Gfx::display () from /usr/lib/libpoppler.so.1 #14 0xb76eeadd in Page::displaySlice () from /usr/lib/libpoppler.so.1 #15 0xb77bab7f in poppler_page_render_to_pixbuf () from /usr/lib/libpoppler-glib.so.1 #16 0x080a08f5 in ?? () #17 0x0809caea in ev_document_thumbnails_get_thumbnail () #18 0x08069710 in ev_job_thumbnail_run () #19 0x08068227 in ?? () #20 0x082c69a0 in ?? () #21 0x082b7e28 in ?? () #22 0xb6998368 in ?? () #23 0x00000001 in ?? () #24 0x0833c840 in ?? () #25 0x082c69a0 in ?? () #26 0x08138238 in ?? () #27 0x082c69a0 in ?? () #28 0x08138238 in ?? () #29 0xb7826be0 in ?? () from /lib/tls/i686/cmov/libpthread.so.0 #30 0xb6998388 in ?? () #31 0x0806888c in ?? () #32 0x08135980 in ?? () #33 0x08135980 in ?? () #34 0x08138238 in ?? () #35 0xb7826be0 in ?? () from /lib/tls/i686/cmov/libpthread.so.0 #36 0xb6998388 in ?? () #37 0xb72a6748 in ?? () from /usr/lib/libglib-2.0.so.0 #38 0xb69983b8 in ?? () #39 0xb725db7f in ?? () from /usr/lib/libglib-2.0.so.0 #40 0x00000000 in ?? () . Thread 1 (process 17500): #0 0xb77bb9f9 in poppler_attachment_save_to_callback () from /usr/lib/libpoppler-glib.so.1 #1 0x080a0f69 in ?? () #2 0x0809bb5b in ev_document_get_attachments () #3 0x0808908c in ?? () #4 0x082d7940 in ?? () #5 0x080ce169 in ?? () #6 0x08089200 in ?? () #7 0x081aaec0 in ?? () #8 0x00000000 in ?? ()