Problem creating a Maintenance Plan

When trying to create a maintenance plan using the wizard to backup the
system databases in SQL 2005 the following error is displayed.
How can I find what is causing this problem with a simple maintenance
plan?
Maintenance Plan Wizard Progress
- Creating maintenance plan "SystemDBs Backup" (Error)
Messages
* Create maintenance plan failed.
ADDITIONAL INFORMATION:
Create failed for JobStep 'Subplan'.
(Microsoft.SqlServer.MaintenancePlanTasks)
For help, click:
[url]http://go.microsoft.com/fwlink?ProdName=Microsoft+SQL+Server&ProdVer=9.00. 1399.00&EvtSrc=Microsoft.SqlServer.Management.Smo. ExceptionTemplates.FailedOperationExceptionText&Ev tID=Create+JobStep&LinkId=20476[/url]
An exception occurred while executing a Transact-SQL statement or
batch. (Microsoft.SqlServer.ConnectionInfo)
The specified '@.subsystem' is invalid (valid values are returned by
sp_enum_sqlagent_subsystems). (Microsoft SQL Server, Error: 14234)
For help, click:
[url]http://go.microsoft.com/fwlink?ProdName=Microsoft+SQL+Server&ProdVer=09.00 .1399&EvtSrc=MSSQLServer&EvtID=14234&LinkId=20476[ /url]
- Adding tasks to the maintenance plan (Stopped)
- Adding scheduling options (Stopped)
- Adding reporting options (Stopped)
- Saving maintenance plan "SystemDBs Backup" (Stopped)
Integration Services are not installed on this server but other servers
without it the plans can be created.
Tibor Karaszi wrote:[vbcol=seagreen]
> Did you install Integration Services?
> --
> Tibor Karaszi, SQL Server MVP
> http://www.karaszi.com/sqlserver/default.asp
> http://www.solidqualitylearning.com/
>
> <robin9876@.hotmail.com> wrote in message
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