Unable to browse the site user getting "Unhandeled exeption was generated during the execution of the current web request"

We might encounter Error while creating site "Unhandeled exeption was generated during the execution of the current web request"

After enabling stack trace users getting 'Boolean Microsoft.Office.Server.Search.Query.Scope

method not found :'Boolean Microsoft.Office.Server.Serach.Query.Scope when they try to browse the site.

ERROR MESSAGE:

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Unhandled exception was generated during the execution of the current web request"

After enabling stack trace we see

'Boolean Microsoft.Office.Server.Search.Query.Scope

method not found :'Boolean Microsoft.Office.Server.Search.Query.Scope

The issue occurs normally if we don't follow the order of installing the patches on MOSS

RESOLUTION/WORKAROUND:

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Installing latest patch on all the server and then running the configuration wizard should help us to resolve the issue.