We have 2 WFE (with WNLB) and 1 indexquery server

Once we upgraded to SP1 the Office SharePoint Server Search cannot be
started from the index server anymore, it gives the error message "An
unhandled exception occurred in the user interface.Exception
Information: Unable to connect to the remote server ". Try to do
enumservices on the server nad it gives the following:

<Services>
<Service>
<Type>Microsoft.SharePoint.Administration.SPWebService,
Microsoft.SharePoint, Version=12.0.0.0, Culture=neutral,
PublicKeyToken=71e9bce111e9429c</Type>
<Name />
<DisplayName>Windows SharePoint Services Web Application</
DisplayName>
<Status>Online</Status>
</Service>
<Service>
<Type>Microsoft.SharePoint.Administration.SPWebService,
Microsoft.SharePoint, Version=12.0.0.0, Culture=neutral,
PublicKeyToken=71e9bce111e9429c</Type>
<Name>WSS_Administration</Name>
<DisplayName>Central Administration</DisplayName>
<Status>Online</Status>
</Service>
<Service>
<Type>Microsoft.Office.Server.Administration.OfficeServerService,
Microsoft.Office.Server, Version=12.0.0.0, Culture=neutral,
PublicKeyToken=71e9bce111e9429c</Type>
<Name />
<DisplayName>SSP Job Control Service</DisplayName>
<Status>Online</Status>
</Service>
<Service>
<Type>Microsoft.SharePoint.Administration.SPAdministrationService,
Microsoft.SharePoint, Version=12.0.0.0, Culture=neutral,
PublicKeyToken=71e9bce111e9429c</Type>
<Name>SPAdmin</Name>
<DisplayName>Windows SharePoint Services Administration</
DisplayName>
<Status />
</Service>
<Service>
<Type>Microsoft.Office.Server.Administration.AnalyticsService,
Microsoft.Office.Server, Version=12.0.0.0, Culture=neutral,
PublicKeyToken=71e9bce111e9429c</Type>
<Name />
<DisplayName>Office SharePoint Usage Analytics Service</
DisplayName>
<Status>Disabled</Status>
</Service>
<Service>
<Type>Microsoft.SharePoint.Portal.Administration.PortalService,
Microsoft.SharePoint.Portal, Version=12.0.0.0, Culture=neutral,
PublicKeyToken=71e9bce111e9429c</Type>
<Name />
<DisplayName>Portal Service</DisplayName>
<Status>Online</Status>
</Service>
<Service>

<Type>Microsoft.Office.Server.Administration.ApplicationRegistryService,
Microsoft.SharePoint.Portal, Version=12.0.0.0, Culture=neutral,
PublicKeyToken=71e9bce111e9429c</Type>
<Name>ApplicationRegistryService</Name>
<DisplayName>Business Data Catalog</DisplayName>
<Status>Disabled</Status>
</Service>
<Service>
<Type>Microsoft.Office.Server.Administration.JobSchedulerService,
Microsoft.Office.Server, Version=12.0.0.0, Culture=neutral,
PublicKeyToken=71e9bce111e9429c</Type>
<Name />
<DisplayName>Shared Services Timer</DisplayName>
<Status>Online</Status>
</Service>
<Service>
<Type>Microsoft.Office.Server.Search.Administration.SearchService,
Microsoft.Office.Server.Search, Version=12.0.0.0, Culture=neutral,
PublicKeyToken=71e9bce111e9429c</Type>
<Name>OSearch</Name>
<DisplayName>Office SharePoint Server Search</DisplayName>
<Status>Online</Status>
</Service>
<Service>
<Type>Microsoft.Office.Server.Search.Administration.SearchService,
Microsoft.Office.Server.Search, Version=12.0.0.0, Culture=neutral,
PublicKeyToken=71e9bce111e9429c</Type>
<Name>OSearch</Name>
<DisplayName>Office SharePoint Server Search</DisplayName>
<Status>Online</Status>
</Service>
<Service>
<Type>Microsoft.SharePoint.Administration.SPTimerService,
Microsoft.SharePoint, Version=12.0.0.0, Culture=neutral,
PublicKeyToken=71e9bce111e9429c</Type>
<Name>SPTimerV3</Name>
<DisplayName>Windows SharePoint Services Timer</DisplayName>
<Status />
</Service>
<Service>
<Type>Microsoft.Office.Excel.Server.ExcelServerSharedWebService,
Microsoft.Office.Excel.Server, Version=12.0.0.0, Culture=neutral,
PublicKeyToken=71e9bce111e9429c</Type>
<Name />
<DisplayName>Excel Calculation Services</DisplayName>
<Status>Disabled</Status>
</Service>
<Service>
<Type>Microsoft.SharePoint.Portal.Administration.SsoService,
Microsoft.SharePoint.Portal.SingleSignon, Version=12.0.0.0,
Culture=neutral, PublicKeyToken=71e9bce111e9429c</Type>
<Name>SSOSRV</Name>
<DisplayName>Single Sign-on Service</DisplayName>
<Status>Online</Status>
</Service>
<Service>

<Type>Microsoft.Office.Server.Search.Administration.SearchAdminSharedWebService,
Microsoft.Office.Server.Search, Version=12.0.0.0, Culture=neutral,
PublicKeyToken=71e9bce111e9429c</Type>
<Name>SearchAdminSharedWebService</Name>
<DisplayName>Office SharePoint Server Search Admin Web Service</
DisplayName>
<Status>Online</Status>
</Service>
<Service>
<Type>Microsoft.SharePoint.Search.Administration.SPSearchService,
Microsoft.SharePoint.Search, Version=12.0.0.0, Culture=neutral,
PublicKeyToken=71e9bce111e9429c</Type>
<Name>SPSearch</Name>
<DisplayName>Windows SharePoint Services Help Search</DisplayName>
<Status>Online</Status>
</Service>
<Service>
<Type>Microsoft.SharePoint.Search.Administration.SPSearchService,
Microsoft.SharePoint.Search, Version=12.0.0.0, Culture=neutral,
PublicKeyToken=71e9bce111e9429c</Type>
<Name>SPSearch</Name>
<DisplayName>Windows SharePoint Services Help Search</DisplayName>
<Status>Online</Status>
</Service>
<Service>
<Type>Microsoft.Office.Server.Conversions.LauncherService,
Microsoft.Office.Server.Conversions, Version=12.0.0.0,
Culture=neutral, PublicKeyToken=71e9bce111e9429c</Type>
<Name>DCLauncher</Name>
<DisplayName>Document Conversions Launcher Service</DisplayName>
<Status>Disabled</Status>
</Service>
<Service>
<Type>Microsoft.Office.Server.Conversions.LoadBalancerService,
Microsoft.Office.Server.Conversions, Version=12.0.0.0,
Culture=neutral, PublicKeyToken=71e9bce111e9429c</Type>
<Name>DCLoadBalancer</Name>
<DisplayName>Document Conversions Load Balancer Service</
DisplayName>
<Status>Disabled</Status>
</Service>
<Service>

<Type>Microsoft.Office.RecordsManagement.Internal.PolicyConfigService,
Microsoft.Office.Policy, Version=12.0.0.0, Culture=neutral,
PublicKeyToken=71e9bce111e9429c</Type>
<Name>PolicyConfigService</Name>

<DisplayName>Microsoft.Office.RecordsManagement.Internal.PolicyConfigService</
DisplayName>
<Status>Online</Status>
</Service>
<Service>
<Type>Microsoft.Office.Server.Administration.SessionStateService,
Microsoft.Office.Server, Version=12.0.0.0, Culture=neutral,
PublicKeyToken=71e9bce111e9429c</Type>
<Name />
<DisplayName>Session State Service</DisplayName>
<Status>Disabled</Status>
</Service>
<Service>
<Type>Microsoft.SharePoint.Administration.SPIncomingEmailService,
Microsoft.SharePoint, Version=12.0.0.0, Culture=neutral,
PublicKeyToken=71e9bce111e9429c</Type>
<Name />
<DisplayName>Windows SharePoint Services Incoming E-Mail</
DisplayName>
<Status>Online</Status>
</Service>
</Services>

Not sure why there is teo osearch there. Does anyone have any idea to
resolve this search problem?