Hello group, i cannot install libgtk2.0-common due to an undefined symbol g_printf. It's been probably caused due to an apt-get dist-upgrade to the debian unstable. Anyone knows how can i solve this problem or what is the cause of this problem ?? Thanks. The output of an apt-get install -f which tries to install the packages that failed. gusage:/etc# apt-get install -f Reading Package Lists... Done Building Dependency Tree... Done 0 packages upgraded, 0 newly installed, 0 to remove and 1 not upgraded. 2 packages not fully installed or removed. Need to get 0B of archives. After unpacking 0B of additional disk space will be used. Setting up libgtk2.0-common (2.2.2-2) ... Updating the IM modules list for GTK+-2.2.0.../usr/bin/gtk-query-immodules-2.0: relocation error: /usr/bin/gtk-query-immodules-2.0: undefined symbol: g_printf dpkg: error processing libgtk2.0-common (--configure): subprocess post-installation script returned error exit status 127 Setting up libpango1.0-common (1.2.3-1) ... Updating the modules list for Pango-1.2.0.../usr/bin/pango-querymodules: relocation error: /usr/bin/pango-querymodules: undefined symbol: g_printf dpkg: error processing libpango1.0-common (--configure): subprocess post-installation script returned error exit status 127 Errors were encountered while processing: libgtk2.0-common libpango1.0-common E: Sub-process /usr/bin/dpkg returned an error code (1)