error 3624 severity 20 SQL server was stopped often

hi~~
anyone met this error message
server is SQL2000(sp3)
below is the error log
---
spid66 Using 'dbghelp.dll' version '4.0.5'...
spid66 Stack Signature for the dump is 0x50347D98
spid66 SQL Server assertion : file : <recbase.cpp>,line=1378 ...
spid66 Using 'dbghelp.dll' version '4.0.5'...
spid66 SQL Server assertion: file: <umsio.cpp>,line=117 ...
spid66 Stack Signature for the dump is 0x57421D8E
Using 'dbghelp.dll' version '4.0.5'...
spid119 error: 3624, severity 20, state: 1.
spid66 SQL Server assertion file: <umsio.cpp>,line=563 ...
---
help me~~~~These types of problems are most often bugs in SQL Server. If you are up on service pack and didn't
find anything in KB about your problems you should open a case with MS Support.
--
Tibor Karaszi, SQL Server MVP
Archive at: http://groups.google.com/groups?oi=djq&as_ugroup=microsoft.public.sqlserver
"changsoon" <pcs73@.chol.com> wrote in message news:OrsfPMOrDHA.920@.TK2MSFTNGP10.phx.gbl...
> hi~~
> anyone met this error message
> server is SQL2000(sp3)
> below is the error log
> ---
> spid66 Using 'dbghelp.dll' version '4.0.5'...
> spid66 Stack Signature for the dump is 0x50347D98
> spid66 SQL Server assertion : file : <recbase.cpp>,line=1378 ...
> spid66 Using 'dbghelp.dll' version '4.0.5'...
> spid66 SQL Server assertion: file: <umsio.cpp>,line=117 ...
> spid66 Stack Signature for the dump is 0x57421D8E
> Using 'dbghelp.dll' version '4.0.5'...
> spid119 error: 3624, severity 20, state: 1.
> spid66 SQL Server assertion file: <umsio.cpp>,line=563 ...
> ---
> help me~~~~
>