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WMI Clean Up

Checks, fixes and repairs WMI

Version: 2.3.5
Created: 2017-08-29  |   Modified: 2019-11-06  |   Creator: Michael Albert
Downloads: 114
Tags: WMI,
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###############################################################################
#
# Checks, fixes and repairs WMI
# Author: Michael Albert info@michlstechblog.info
# changes:
#
# License: GPLv2
#
###############################################################################
# Check for Admin rights
$oIdent= [Security.Principal.WindowsIdentity]::GetCurrent()
$oPrincipal = New-Object Security.Principal.WindowsPrincipal($oIdent)
if(!$oPrincipal.IsInRole([Security.Principal.WindowsBuiltInRole]::Administrator )){
Write-Warning “Please start script with Administrator Rights! Exit script”
exit 1
}
# Check PATH
if((! (@(($ENV:PATH).Split(“;”)) -contains “c:WINDOWSSystem32Wbem”)) -and (! (@(($ENV:PATH).Split(“;”)) -contains “%systemroot%System32Wbem”))){
Write-Warning “WMI Folder not in search path!.”
}
# Stop WMI
# Only if installed
Stop-Service -Force ccmexec -ErrorAction SilentlyContinue
Stop-Service -Force winmgmt
# WMI Binaries
# [String[]]$aWMIBinaries=@(“mofcomp.exe”,”scrcons.exe”,”unsecapp.exe”,”winmgmt.exe”,”wmiadap.exe”,”wmiapsrv.exe”,”wmiprvse.exe”)
[String[]]$aWMIBinaries=@(“unsecapp.exe”,”wmiadap.exe”,”wmiapsrv.exe”,”wmiprvse.exe”,”scrcons.exe”)
foreach ($sWMIPath in @(($ENV:SystemRoot+”System32wbem”),($ENV:SystemRoot+”SysWOW64wbem”))){
if(Test-Path -Path $sWMIPath){
push-Location $sWMIPath
foreach($sBin in $aWMIBinaries){
if(Test-Path -Path $sBin){
$oCurrentBin=Get-Item -Path $sBin
Write-Host ” Register $sBin”
& $oCurrentBin.FullName /RegServer
}
else{
# Warning only for System32
if($sWMIPath -eq $ENV:SystemRoot+”System32wbem”){
Write-Warning “File $sBin not found!”
}
}
}
Pop-Location
}
}
# Reregister Managed Objects
if([System.Environment]::OSVersion.Version.Major -eq 5)
{
# Windows XP and 2003
foreach ($sWMIPath in @(($ENV:SystemRoot+”System32wbem”),($ENV:SystemRoot+”SysWOW64wbem”))){
if(Test-Path -Path $sWMIPath){
push-Location $sWMIPath
Write-Host ” Register WMI Managed Objects”
$aWMIManagedObjects=Get-ChildItem * -Include @(“*.mof”,”*.mfl”)
foreach($sWMIObject in $aWMIManagedObjects){
$oWMIObject=Get-Item -Path $sWMIObject
& mofcomp $oWMIObject.FullName
}
Pop-Location
}
}
if([System.Environment]::OSVersion.Version.Minor -eq 1){
# Windows XP
& rundll32 wbemupgd,UpgradeRepository
}
else{
# Windows 2003
& rundll32 wbemupgd,RepairWMISetup
}
}
else{
# Other Windows Vista, Server 2008 or greater
Write-Host ” Reset Repository”
& ($ENV:SystemRoot+”system32wbemwinmgmt.exe”) /resetrepository
& ($ENV:SystemRoot+”system32wbemwinmgmt.exe”) /salvagerepository
}
Start-Service winmgmt

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