A package with the following buildrequires fails to build. Why is there a mismatch? What does "The library" mean, is it wxWidgets itself? It seems all pkgs build fine in Factory. BuildRequires: python-devel BuildRequires: python-wxGTK BuildRequires: python-wxWidgets BuildRequires: update-desktop-files BuildRequires: wxWidgets-devel ... [ 36s] [163/340] cumulate libwx_baseu-suse3-3.0.2-10.1 [ 39s] [181/340] cumulate libwx_baseu_net-suse3-3.0.2-10.1 [ 39s] [182/340] cumulate libwx_baseu_xml-suse3-3.0.2-10.1 [ 63s] [319/340] cumulate libwx_gtk2u_core-suse3-3.0.2-10.1 [ 63s] [321/340] cumulate libwx_gtk2u_ribbon-suse3-3.0.2-10.1 [ 63s] [322/340] cumulate libwx_gtk2u_stc-suse3-3.0.2-10.1 [ 64s] [323/340] cumulate libwx_gtk2u_html-suse3-3.0.2-10.1 [ 64s] [324/340] cumulate libwx_gtk2u_qa-suse3-3.0.2-10.1 [ 64s] [326/340] cumulate libwx_gtk2u_aui-suse3-3.0.2-10.1 [ 64s] [328/340] cumulate libwx_gtk2u_gl-suse3-3.0.2-10.1 [ 65s] [329/340] cumulate libwx_gtk2u_media-suse3-3.0.2-10.1 [ 65s] [330/340] cumulate libwx_gtk2u_adv-suse3-3.0.2-10.1 [ 65s] [332/340] cumulate libwx_gtk2u_propgrid-suse3-3.0.2-10.1 [ 66s] [335/340] cumulate libwx_gtk2u_richtext-suse3-3.0.2-10.1 [ 66s] [336/340] cumulate libwx_gtk2u_xrc-suse3-3.0.2-10.1 [ 66s] [338/340] cumulate libwx_gtk2u_webview-suse3-3.0.2-10.1 [ 66s] [339/340] cumulate python-wxWidgets-3_0-3.0.2.0-2.12 [ 67s] [340/340] cumulate wxWidgets-3_0-devel-3.0.2-10.1 ... [ 100s] + python src/compile [ 100s] Fatal Error: Mismatch between the program and library build versions detected. [ 100s] The library used 3.0 (wchar_t,compiler with C++ ABI 1002,STL containers,compatible with 2.8), [ 100s] and wxPython used 3.0 (wchar_t,compiler with C++ ABI 1010,STL containers,compatible with 2.8). [ 100s] /var/tmp/rpm-tmp.54v83N: line 35: 6203 Aborted python src/compile ... Olaf