#0 0x00007fc695a41dee in g_hash_table_lookup () from /lib/libglib-2.0.so.0 No symbol table info available. #1 0x00007fc69a3fd167 in rb_refstring_new () from /usr/lib/librhythmbox-core.so.0 No symbol table info available. #2 0x00007fc69a40187c in ?? () from /usr/lib/librhythmbox-core.so.0 No symbol table info available. #3 0x00007fc695a7a104 in ?? () from /lib/libglib-2.0.so.0 No symbol table info available. #4 0x00007fc6963439ca in start_thread () from /lib/libpthread.so.0 No symbol table info available. #5 0x00007fc6950b438d in clone () from /lib/libc.so.6 No symbol table info available. #6 0x0000000000000000 in ?? () No symbol table info available.