update

Cleanup-SystemTempFiles.ps1

@@ -1,21 +1,27 @@
-## Remove runaway AppX logs;n
+$SysTemp = "${Env:SystemRoot}\TEMP"
+
+## Remove runaway AppX logs;n
 If ( (IsWindowsVersion -ge "6.2") )
 {
-    Write-Output "Deleting old AppX log files from ${Env:SystemRoot}\TEMP"
-    Get-ChildItem -Path "${Env:SystemRoot}\TEMP" | Where { $_.Name -like "AppXDeploymentServer_*.evtx" } | Remove-Item -Force
-    Get-ChildItem -Path "${Env:SystemRoot}\TEMP" | Where { $_.Name -like "AppxErrorReport_*.txt" } | Remove-Item -Force
-    Get-ChildItem -Path "${Env:SystemRoot}\TEMP" | Where { $_.Name -like "AppXPackaging_*.evtx" } | Remove-Item -Force
+    Write-Output "Deleting old AppX log files from ${SysTemp}"
+    Get-ChildItem -Path $SysTemp | Where { $_.Name -like "AppXDeploymentServer_*.evtx" } | Remove-Item -Force
+    Get-ChildItem -Path $SysTemp | Where { $_.Name -like "AppxErrorReport_*.txt" } | Remove-Item -Force
+    Get-ChildItem -Path $SysTemp | Where { $_.Name -like "AppXPackaging_*.evtx" } | Remove-Item -Force
 }
 
 ## Remove runaway CBS logs
-Write-Output "Deleting old CBS log files from ${Env:SystemRoot}\Logs\CBS"
-Get-ChildItem -Path "${Env:SystemRoom}\Logs\CBS" -File | Where { ( $_.Name -like "CbsPersist_*.log" ) -or ( $_.Name -like "CbsPersist_*.cab" ) } | Remove-Item -Force
+$CBSLogDir = "${Env:SystemRoot}\Logs\CBS"
+If ( Test-Path $CBSLogDir )
+{
+    Write-Output "Deleting old CBS log files from ${CBSLogDir}"
+    Get-ChildItem -Path $CBSLogDir -File | Where { ( $_.Name -like "CbsPersist_*.log" ) -or ( $_.Name -like "CbsPersist_*.cab" ) } | Remove-Item -Force
+}
 
 ## Remove all system temp files older than the specified number of days
 $OlderThan=7
 $timedelta = New-TimeSpan -Days $OlderThan
-Write-Output "Deleting all files older than ${OlderThan} day(s) from ${Env:SystemRoom}\TEMP"
-Foreach ( $item in (Get-ChildItem -Path "${Env:SystemRoot}\TEMP") )
+Write-Output "Deleting all files older than ${OlderThan} day(s) from ${SysTemp}"
+Foreach ( $item in (Get-ChildItem -Path "${SysTemp}") )
 {
     ## If it's older than the number of days specified, recursively delete the directory
     If ( $item.LastWriteTime -lt ((Get-Date) - $timedelta) ) { Remove-Item $item.FullName -Recurse -ErrorAction SilentlyContinue -Force }