[snip] file_pdf-file-pdf.o: In function `get_thumbnail': /home/tmp/portage/media-gfx/gimp-2.6.11-r5/work/gimp-2.6.11/plug-ins/common/file-pdf.c:718: undefined reference to `poppler_page_render_to_pixbuf' file_pdf-file-pdf.o: In function `load_image': /home/tmp/portage/media-gfx/gimp-2.6.11-r5/work/gimp-2.6.11/plug-ins/common/file-pdf.c:632: undefined reference to `poppler_page_render_to_pixbuf' [/snip]
Searching seems to be so hard nowadays... *** This bug has been marked as a duplicate of bug 384903 ***