On Fri, Mar 30, 2007 at 08:28:53PM +0900, YAMAMOTO, Hiroyuki wrote: > The bt when lib0.3-dbg installed is recorded as follows: > #0 0x0135ab30 in trampoline () from /lib/libc.so.0.3 > #1 0x0000000e in ?? () > #2 0x00000000 in ?? () You might have to add /usr/lib/debug to LD_LIBRARY_PATH in gdb via its set env command, I think; that might give better output. Michael