MPI Run time error

[MPI]

Hi,

I am getting the following error when i run my MPI code on 4 processors

MPI: On host co-login1, Program /u/ac/tsp/travel_pp, Rank 1, Process 5236 received signal SIGSEGV(11)


MPI: --------stack traceback-------
Internal Error: Can't read/write file "/dev/mmtimer", (errno = 22)
MPI: Intel(R) Debugger for Itanium(R) -based Applications, Version 9.0-20 , Build 20060218
MPI: Reading symbolic information from /u/ac/tsp/travel_pp...don e
MPI: Attached to process id 5236 ....
MPI: stopped at [0xa000000000010 641]
MPI: >0 0xa000000000010 641
MPI: #1 0x200000000410b a80 in __waitpid(...) in /lib/tls/libc.so.6.1
MPI: #2 0x20000000000e4 170 in MPI_SGI_stacktr aceback(...) in /usr/lib/libmpi.so
MPI: #3 0x20000000000e5 9a0 in slave_sig_handl er(...) in /usr/lib/libmpi.so
MPI: #4 0xa000000000010 7e0
MPI: #5 0x20000000001d3 c90 in _fastbcopy(...) in /usr/lib/libmpi.so
MPI: #6 0x20000000001e0 fc0 in MPI_SGI_unpack_ all(...) in /usr/lib/libmpi.so

MPI: -----stack traceback ends-----
MPI: On host co-login1, Program /u/ac/tsp/travel_pp, Rank 1, Process 5236: Dumping core on signal SIGSEGV(11) into directory /u/ac/tsp
MPI: MPI_COMM_WORLD rank 1 has terminated without calling MPI_Finalize()
MPI: aborting job
MPI: Received signal 11

Regards,
MPI