.
Thread 1 (process 30175):
#0  0xb7e6102a in strcmp () from /lib/tls/i686/cmov/libc.so.6
#1  0x4b5d1c1c in Dict::lookup () from /usr/lib/libpoppler.so.2
#2  0x4b5d31fa in Form::fieldLookup () from /usr/lib/libpoppler.so.2
#3  0x4b5d4b83 in Form::createFieldFromDict () from /usr/lib/libpoppler.so.2
#4  0x4b5d4e3b in Form::Form () from /usr/lib/libpoppler.so.2
#5  0x4b5ca4ad in Catalog::Catalog () from /usr/lib/libpoppler.so.2
#6  0x4b627d86 in PDFDoc::setup () from /usr/lib/libpoppler.so.2
#7  0x4b628015 in PDFDoc::PDFDoc () from /usr/lib/libpoppler.so.2
#8  0x4a9a8e02 in poppler_document_new_from_file ()
   from /usr/lib/libpoppler-glib.so.2
#9  0x0804bf8f in ?? ()
#10 0x080611c8 in ?? ()
#11 0x00000000 in ?? ()