Check this out might help

http://support.microsoft.com/kb/960770

this is useful , please check http://support.microsoft.com/kb/981273

Right click on user DB for which script is required -> Task - > Generate scripts and choose all items needed and then get the script to query window or...

Just a note -

SQL server 2000 client tools cannot connect SQL 2005 and 2008 ,

SQL server 2005 client tools cannot connect SQL 2008 but connects 2000

SQL server 2008 client...

Database mirroring can also be implemented in this case, check for the feasibility

Integrity job - Reorganizes index , optimization - rebuild index , its advisable not to run both jobs at same time , its worth putting as a single maintenace plan...

In which OS you r installing SQL server 2005 and check whether any old SQL server related folders exists in disk

Edit your maintenance plan and go to reporting TAB

Refer History on this server .

below this there is a checkbox if its checked the mentioned table would have been otherwise you...

check autogrowth settings of db , whether its in % or MB

Please refer http://msdn.microsoft.com/en-us/library/ms191543.aspx for details.

I have applied service pack to many SQL servers without stopping SQL services , all are successful,just FYI

have you tried changing it from services.msc or SQL server configuration manager ?

No its not possible refer this link http://sqllearnings.blogspot.com/2009/03/mirroring-faq.html

Job owner must be SQL server startup account and confirm whether you are manually running it or scheduling and running .

please paste error string , if possible complete job failure history