Hi, In message "lib/ruby/1.9/yaml.rb:193: [BUG] Segmentation fault" on 04/03/26, Mauricio Fern?ndez <batsman.geo / yahoo.com> writes: |Happens in both 1.9.0 (2004-03-25) and ruby 1.8.1 (2003-12-25). | |Program received signal SIGSEGV, Segmentation fault. |0x080b0a34 in st_lookup (table=0x401f4d90, key=4369, value=0xbffef078) at st.c:258 |258 hash_val = do_hash(key, table); |(gdb) bt Too few information to debug. Do you have any reproducing script? Need not to be small. matz.