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The DNS server was unable to open Active Directory event id 4000 FIX Run AS administrator to CMD the server Active Directory and change domain.LOCAL and change Domain\domain_admin netdom resetpwd /server:yshvili.local> /userd:<yshvili\administrator> /passwordd:*
Fix content indexes in the environment: Get-MailboxDatabaseCopyStatus * | where {$_.ContentIndexState -eq “Failed”} | Update-MailboxDatabaseCopy -CatalogOnly
To backup share permissions, export the Shares registry key. Open Regedit to the following location: HKLM\SYSTEM\CurrentControlSet\Services\LanmanServer\Shares Right-click the Shares registry key and select Export. When You want to restore it you can simple click the file you have exported
