Hi, Reinstalling did not solve the problem, unfortunately.
Output of ls -l /usr/share/gnucash/pixmaps/ and gnucash.trace attached. Thanks Michael
total 708 -rw-r--r-- 1 root root 334 May 4 2013 gnc-account-16.png -rw-r--r-- 1 root root 540 May 4 2013 gnc-account-delete-16.png -rw-r--r-- 1 root root 1144 May 4 2013 gnc-account-delete.png -rw-r--r-- 1 root root 416 May 4 2013 gnc-account-edit-16.png -rw-r--r-- 1 root root 1016 May 4 2013 gnc-account-edit.png -rw-r--r-- 1 root root 460 May 4 2013 gnc-account-new-16.png -rw-r--r-- 1 root root 1093 May 4 2013 gnc-account-new.png -rw-r--r-- 1 root root 540 May 4 2013 gnc-account-open-16.png -rw-r--r-- 1 root root 1123 May 4 2013 gnc-account-open.png -rw-r--r-- 1 root root 1019 May 4 2013 gnc-account.png -rw-r--r-- 1 root root 546 May 4 2013 gnc-invoice-16.png -rw-r--r-- 1 root root 824 May 4 2013 gnc-invoice-duplicate-16.png -rw-r--r-- 1 root root 952 May 4 2013 gnc-invoice-duplicate.png -rw-r--r-- 1 root root 711 May 4 2013 gnc-invoice-edit-16.png -rw-r--r-- 1 root root 1272 May 4 2013 gnc-invoice-edit.png -rw-r--r-- 1 root root 542 May 4 2013 gnc-invoice-new-16.png -rw-r--r-- 1 root root 980 May 4 2013 gnc-invoice-new.png -rw-r--r-- 1 root root 767 May 4 2013 gnc-invoice-pay-16.png -rw-r--r-- 1 root root 1313 May 4 2013 gnc-invoice-pay.png -rw-r--r-- 1 root root 658 May 4 2013 gnc-invoice-post-16.png -rw-r--r-- 1 root root 1077 May 4 2013 gnc-invoice-post.png -rw-r--r-- 1 root root 682 May 4 2013 gnc-invoice-unpost-16.png -rw-r--r-- 1 root root 1059 May 4 2013 gnc-invoice-unpost.png -rw-r--r-- 1 root root 1013 May 4 2013 gnc-invoice.png -rw-r--r-- 1 root root 723 May 4 2013 gnc-jumpto-16.png -rw-r--r-- 1 root root 1312 May 4 2013 gnc-jumpto.png -rw-r--r-- 1 root root 616 May 4 2013 gnc-split-trans-16.png -rw-r--r-- 1 root root 906 May 4 2013 gnc-split-trans.png -rw-r--r-- 1 root root 714 May 4 2013 gnc-sx-new-16.png -rw-r--r-- 1 root root 1189 May 4 2013 gnc-sx-new.png -rw-r--r-- 1 root root 789 May 4 2013 gnc-transfer-16.png -rw-r--r-- 1 root root 1362 May 4 2013 gnc-transfer.png -rw-r--r-- 1 root root 15217 May 4 2013 gnucash-icon-128x128.png -rw-r--r-- 1 root root 713 May 4 2013 gnucash-icon-16x16.png -rw-r--r-- 1 root root 33461 May 4 2013 gnucash-icon-256x256.png -rw-r--r-- 1 root root 2024 May 4 2013 gnucash-icon-32x32.png -rw-r--r-- 1 root root 6966 May 4 2013 gnucash-icon-48x48.bmp -rw-r--r-- 1 root root 3642 May 4 2013 gnucash-icon-48x48.png -rw-r--r-- 1 root root 6017 May 4 2013 gnucash-icon-64x64.png -rw-r--r-- 1 root root 9257 May 4 2013 gnucash-icon-96x96.png -rw-r--r-- 1 root root 175657 May 4 2013 gnucash-icon.ico -rw-r--r-- 1 root root 240754 May 4 2013 gnucash_splash.png -rw-r--r-- 1 root root 2874 May 4 2013 stock_split_title.png -rw-r--r-- 1 root root 63196 May 4 2013 stock_split_watermark.png
* 20:58:10 DEBUG <gnc.gui> [gnc_gnome_get_gdkpixbuf] Loading pixbuf file /usr/share/gnucash/pixmaps/gnucash-icon-16x16.png * 20:58:10 CRIT <gnc.gui> [gnc_gnome_get_gdkpixbuf()] Could not load pixbuf: Couldn't recognize the image file format for file '/usr/share/gnucash/pixmaps/gnucash-icon-16x16.png' * 20:58:10 WARN <gnc.gui> error loading image from [/usr/share/gnucash/pixmaps/gnucash-icon-16x16.png] * 20:58:10 DEBUG <gnc.gui> [gnc_gnome_get_gdkpixbuf] Loading pixbuf file /usr/share/gnucash/pixmaps/gnucash-icon-32x32.png * 20:58:10 CRIT <gnc.gui> [gnc_gnome_get_gdkpixbuf()] Could not load pixbuf: Couldn't recognize the image file format for file '/usr/share/gnucash/pixmaps/gnucash-icon-32x32.png' * 20:58:10 WARN <gnc.gui> error loading image from [/usr/share/gnucash/pixmaps/gnucash-icon-32x32.png] * 20:58:10 DEBUG <gnc.gui> [gnc_gnome_get_gdkpixbuf] Loading pixbuf file /usr/share/gnucash/pixmaps/gnucash-icon-48x48.png * 20:58:10 CRIT <gnc.gui> [gnc_gnome_get_gdkpixbuf()] Could not load pixbuf: Couldn't recognize the image file format for file '/usr/share/gnucash/pixmaps/gnucash-icon-48x48.png' * 20:58:10 WARN <gnc.gui> error loading image from [/usr/share/gnucash/pixmaps/gnucash-icon-48x48.png] * 20:58:10 DEBUG <gnc.gui> [gnc_gnome_get_pixmap] Loading pixmap file /usr/share/gnucash/pixmaps/gnucash_splash.png * 20:58:10 DEBUG <gnc.engine> [enter gnc-hooks.c:gnc_hook_add_dangler()] list hook_book_saved, function 0x7f7662271610, cbarg (nil) * 20:58:10 DEBUG <gnc.engine> [enter gnc-hooks.c:gnc_hook_lookup()] name hook_book_saved * 20:58:10 INFO <gnc.engine> [gnc_hook_lookup] no hook lists * 20:58:10 DEBUG <gnc.engine> [enter gnc-hooks.c:gnc_hooks_init()] * 20:58:10 DEBUG <gnc.engine> [enter gnc-hooks.c:gnc_hook_create()] name hook_startup * 20:58:10 DEBUG <gnc.engine> [leave gnc_hook_create()] created list hook_startup(0x21a5110) * 20:58:10 DEBUG <gnc.engine> [enter gnc-hooks.c:gnc_hook_create()] name hook_shutdown * 20:58:10 DEBUG <gnc.engine> [leave gnc_hook_create()] created list hook_shutdown(0x21a4f30) * 20:58:10 DEBUG <gnc.engine> [enter gnc-hooks.c:gnc_hook_create()] name hook_ui_startup * 20:58:10 DEBUG <gnc.engine> [leave gnc_hook_create()] created list hook_ui_startup(0x2285620) * 20:58:10 DEBUG <gnc.engine> [enter gnc-hooks.c:gnc_hook_create()] name hook_ui_post_startup * 20:58:10 DEBUG <gnc.engine> [leave gnc_hook_create()] created list hook_ui_post_startup(0x21a51b0) * 20:58:10 DEBUG <gnc.engine> [enter gnc-hooks.c:gnc_hook_create()] name hook_ui_shutdown * 20:58:10 DEBUG <gnc.engine> [leave gnc_hook_create()] created list hook_ui_shutdown(0x21a4e90) * 20:58:10 DEBUG <gnc.engine> [enter gnc-hooks.c:gnc_hook_create()] name hook_new_book * 20:58:10 DEBUG <gnc.engine> [leave gnc_hook_create()] created list hook_new_book(0x2285270) * 20:58:10 DEBUG <gnc.engine> [enter gnc-hooks.c:gnc_hook_create()] name hook_report * 20:58:10 DEBUG <gnc.engine> [leave gnc_hook_create()] created list hook_report(0x228d540) * 20:58:10 DEBUG <gnc.engine> [enter gnc-hooks.c:gnc_hook_create()] name hook_currency_changed * 20:58:10 DEBUG <gnc.engine> [leave gnc_hook_create()] created list hook_currency_changed(0x228d660) * 20:58:10 DEBUG <gnc.engine> [enter gnc-hooks.c:gnc_hook_create()] name hook_save_options * 20:58:10 DEBUG <gnc.engine> [leave gnc_hook_create()] created list hook_save_options(0x22862f0) * 20:58:10 DEBUG <gnc.engine> [enter gnc-hooks.c:gnc_hook_create()] name hook_add_extension * 20:58:10 DEBUG <gnc.engine> [leave gnc_hook_create()] created list hook_add_extension(0x228da70) * 20:58:10 DEBUG <gnc.engine> [enter gnc-hooks.c:gnc_hook_create()] name hook_book_opened * 20:58:10 DEBUG <gnc.engine> [leave gnc_hook_create()] created list hook_book_opened(0x228db80) * 20:58:10 DEBUG <gnc.engine> [enter gnc-hooks.c:gnc_hook_create()] name hook_book_closed * 20:58:10 DEBUG <gnc.engine> [leave gnc_hook_create()] created list hook_book_closed(0x228dce0) * 20:58:10 DEBUG <gnc.engine> [enter gnc-hooks.c:gnc_hook_create()] name hook_book_saved * 20:58:10 DEBUG <gnc.engine> [leave gnc_hook_create()] created list hook_book_saved(0x228ddd0) * 20:58:10 DEBUG <gnc.engine> [leave gnc_hooks_init()] * 20:58:10 DEBUG <gnc.engine> [leave gnc_hook_lookup()] hook list 0x228ddd0 * 20:58:10 DEBUG <gnc.engine> [leave gnc_hook_add_dangler()] * 20:58:10 DEBUG <gnc.engine> [enter gnc-hooks.c:gnc_hook_add_dangler()] list hook_book_opened, function 0x7f7662272c80, cbarg (nil) * 20:58:10 DEBUG <gnc.engine> [enter gnc-hooks.c:gnc_hook_lookup()] name hook_book_opened * 20:58:10 DEBUG <gnc.engine> [leave gnc_hook_lookup()] hook list 0x228db80 * 20:58:10 DEBUG <gnc.engine> [leave gnc_hook_add_dangler()] * 20:58:10 DEBUG <gnc.gui> [enter gnc-main-window.c:gnc_main_window_setup_window()] * 20:58:10 DEBUG <gnc.gui> [enter gnc-main-window.c:gnc_main_window_update_toolbar()] window 0x228f0b0 * 20:58:10 DEBUG <gnc.gui> [leave gnc_main_window_update_toolbar()] * 20:58:10 DEBUG <gnc.gui> [enter gnc-main-window.c:gnc_main_window_update_tab_position()] window 0x228f0b0 * 20:58:10 DEBUG <gnc.gui> [leave gnc_main_window_update_tab_position()] * 20:58:10 DEBUG <gnc.engine> [enter gnc-hooks.c:gnc_hook_add_dangler()] list hook_ui_shutdown, function 0x7f766227b100, cbarg (nil) * 20:58:10 DEBUG <gnc.engine> [enter gnc-hooks.c:gnc_hook_lookup()] name hook_ui_shutdown * 20:58:10 DEBUG <gnc.engine> [leave gnc_hook_lookup()] hook list 0x21a4e90 * 20:58:10 DEBUG <gnc.engine> [leave gnc_hook_add_dangler()] * 20:58:10 DEBUG <gnc.gui> [leave gnc_main_window_setup_window()] * 20:58:10 DEBUG <gnc.gui> [enter gnc-main-window.c:gnc_main_window_update_all_menu_items()] * 20:58:10 DEBUG <gnc.gui> [enter gnc-main-window.c:gnc_main_window_update_menu_item()] window 0x228f0b0 * 20:58:10 DEBUG <gnc.gui> [enter gnc-main-window.c:gnc_main_window_update_one_menu_action()] window 0x228f0b0, action Window0Action, label _1 Unsaved Book - GnuCash, visible 1 * 20:58:10 DEBUG <gnc.gui> [leave gnc_main_window_update_one_menu_action()] * 20:58:10 DEBUG <gnc.gui> [leave gnc_main_window_update_menu_item()] * 20:58:10 DEBUG <gnc.gui> [enter gnc-main-window.c:gnc_main_window_update_radio_button()] window 0x228f0b0 * 20:58:10 DEBUG <gnc.gui> [gnc_main_window_update_radio_button] blocked signal on 0x2147260, set 0x2147260 active, window 0x228f0b0 * 20:58:10 DEBUG <gnc.gui> [leave gnc_main_window_update_radio_button()] * 20:58:10 DEBUG <gnc.gui> [enter gnc-main-window.c:gnc_main_window_update_one_menu_action()] window 0x228f0b0, action Window1Action, label Window _0, visible 0 * 20:58:10 DEBUG <gnc.gui> [leave gnc_main_window_update_one_menu_action()] * 20:58:10 DEBUG <gnc.gui> [enter gnc-main-window.c:gnc_main_window_update_one_menu_action()] window 0x228f0b0, action Window2Action, label Window _1, visible 0 * 20:58:10 DEBUG <gnc.gui> [leave gnc_main_window_update_one_menu_action()] * 20:58:10 DEBUG <gnc.gui> [enter gnc-main-window.c:gnc_main_window_update_one_menu_action()] window 0x228f0b0, action Window3Action, label Window _2, visible 0 * 20:58:10 DEBUG <gnc.gui> [leave gnc_main_window_update_one_menu_action()] * 20:58:10 DEBUG <gnc.gui> [enter gnc-main-window.c:gnc_main_window_update_one_menu_action()] window 0x228f0b0, action Window4Action, label Window _3, visible 0 * 20:58:10 DEBUG <gnc.gui> [leave gnc_main_window_update_one_menu_action()] * 20:58:10 DEBUG <gnc.gui> [enter gnc-main-window.c:gnc_main_window_update_one_menu_action()] window 0x228f0b0, action Window5Action, label Window _4, visible 0 * 20:58:10 DEBUG <gnc.gui> [leave gnc_main_window_update_one_menu_action()] * 20:58:10 DEBUG <gnc.gui> [enter gnc-main-window.c:gnc_main_window_update_one_menu_action()] window 0x228f0b0, action Window6Action, label Window _5, visible 0 * 20:58:10 DEBUG <gnc.gui> [leave gnc_main_window_update_one_menu_action()] * 20:58:10 DEBUG <gnc.gui> [enter gnc-main-window.c:gnc_main_window_update_one_menu_action()] window 0x228f0b0, action Window7Action, label Window _6, visible 0 * 20:58:10 DEBUG <gnc.gui> [leave gnc_main_window_update_one_menu_action()] * 20:58:10 DEBUG <gnc.gui> [enter gnc-main-window.c:gnc_main_window_update_one_menu_action()] window 0x228f0b0, action Window8Action, label Window _7, visible 0 * 20:58:10 DEBUG <gnc.gui> [leave gnc_main_window_update_one_menu_action()] * 20:58:10 DEBUG <gnc.gui> [enter gnc-main-window.c:gnc_main_window_update_one_menu_action()] window 0x228f0b0, action Window9Action, label Window _8, visible 0 * 20:58:10 DEBUG <gnc.gui> [leave gnc_main_window_update_one_menu_action()] * 20:58:10 DEBUG <gnc.gui> [leave gnc_main_window_update_all_menu_items()] * 20:58:10 DEBUG <gnc.gui> [gnc_gnome_get_gdkpixbuf] Loading pixbuf file /usr/share/gnucash/pixmaps/gnc-account.png * 20:58:10 CRIT <gnc.gui> [gnc_gnome_get_gdkpixbuf()] Could not load pixbuf: Couldn't recognize the image file format for file '/usr/share/gnucash/pixmaps/gnc-account.png' * 20:58:10 DEBUG <gnc.gui> [gnc_gnome_get_gdkpixbuf] Loading pixbuf file /usr/share/gnucash/pixmaps/gnc-account-16.png * 20:58:10 CRIT <gnc.gui> [gnc_gnome_get_gdkpixbuf()] Could not load pixbuf: Couldn't recognize the image file format for file '/usr/share/gnucash/pixmaps/gnc-account-16.png'