#0 0x00007ff8f74e6651 in __strncasecmp_l_avx () at ../sysdeps/x86_64/multiarch/strcmp-sse42.S:260 No locals. #1 0x00007ff8f43cf481 in std::__cxx11::basic_string, std::allocator >::_M_replace(unsigned long, unsigned long, char const*, unsigned long) () from /lib/x86_64-linux-gnu/libstdc++.so.6 No symbol table info available. #2 0x00007ff8f5018c92 in show_errors(PkBackendJob*, PkErrorEnum, bool) () from /usr/lib/x86_64-linux-gnu/packagekit-backend/libpk_backend_aptcc.so No symbol table info available. #3 0x0000557a4148c03a in ?? () No symbol table info available. #4 0x00007ff8f768290d in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #5 0x0000000000000000 in ?? () No symbol table info available.