Notes/Domino 4 and 5 Forum

For Domino 5.0.12 installed on HP-UX 11i, after domino crash, I try to run the NSD, it display following message:
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$nsd
ERROR: Incorrect version of the GNU debugger (gdb) was found.
The current version is 'GNU gdb 4.18-hppa-991112'.
The required version is 'hppa1.1-hp-hpux11.11'.
Note that the required version must by built on the same
type of hardware and OS that it will be used on.
User signal 1
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I download a new version gdb 5.31, still not.
Anyone can help, Thanks!