PowerPath: Unable to install any version of Powerpath

From the application event log we can see that the installs are failing with error 1720

Level Date and Time Source Event ID Task Category
3/24/2019 8:23:38 AM MsiInstaller 11720 None Product: EMC PowerPath 6.2 Patch 01 (64bit) -- Error 1720. There is a problem with this Windows Installer package. A script required for this install to complete could not be run. Contact your support personnel or package vendor. Custom action CA_BackupMPIO_SDL script error -2147217406, : Line 428, Column 16, 
3/24/2019 7:53:51 AM MsiInstaller 11720 None Product: EMC PowerPath 6.2 Patch 01 (64bit) -- Error 1720. There is a problem with this Windows Installer package. A script required for this install to complete could not be run. Contact your support personnel or package vendor. Custom action CA_BackupMPIO_SDL script error -2147217406, : Line 428, Column 16, 
3/24/2019 7:19:06 AM MsiInstaller 11720 None Product: EMC PowerPath 6.2 (64bit) -- Error 1720. There is a problem with this Windows Installer package. A script required for this install to complete could not be run. Contact your support personnel or package vendor. Custom action CA_BackupMPIO_SDL script error -2147217406, : Line 428, Column 16, 

From the MSI Installer logs we can see that there are two customer scripts run during the installation.
The first one succeeds

MSI (s) (60:1C) [02:36:46:704]: Invoking remote custom action. DLL: C:\Windows\Installer\MSI326B.tmp, Entrypoint: PpFindMultipleInstallations
MSI (s) (60:24) [02:36:46:704]: Generating random cookie.
MSI (s) (60:24) [02:36:46:704]: Created Custom Action Server with PID 10316 (0x284C).
MSI (s) (60:80) [02:36:46:736]: Running as a service.
MSI (s) (60:80) [02:36:46:736]: Hello, I'm your 64bit Impersonated custom action server.
PpFindMultipleInstallations: Entering PpFindMultipleInstallations in C:\Windows\Installer\MSI326B.tmp, version 6.2.0.205
PpFindMultipleInstallations: Successfully initialized.


However the second one which queries WMI does not.

'######################################
Function fnSetEmcMPIOTimers
On Error Resume Next
Dim MPIOWmi
Dim MPIOWmiSet : Set MPIOWmiSet = GetObject("winmgmts:root\wmi:MPIO_TIMERS_COUNTERS").Instances_
if Err.Number <> 0 then
Set MPIOWmiSet = GetObject("winmgmts:root\cimv2:MPIO_TIMERS_COUNTERS").I
MSI (s) (74:08) [03:01:28:239]: Generating random cookie.
MSI (s) (74:08) [03:01:28:239]: Created Custom Action Server with PID 8604 (0x219C).
MSI (s) (74:38) [03:01:28:270]: Running as a service.
MSI (s) (74:38) [03:01:28:270]: Hello, I'm your 64bit Elevated Non-remapped custom action server.
Error 1720. There is a problem with this Windows Installer package. A script required for this install to complete could not be run. Contact your support personnel or package vendor. Custom action CA_BackupMPIO_SDL script error -2147217406, : Line 428, Column 16, 
MSI (s) (74:48) [03:01:38:519]: Product: EMC PowerPath 6.2 Patch 01 (64bit) -- Error 1720. There is a problem with this Windows Installer package. A script required for this install to complete could not be run. Contact your support personnel or package vendor. Custom action CA_BackupMPIO_SDL script error -2147217406, : Line 428, Column 16,

There appears to be a corrupt WMI repository on the server.

Microsoft should be contacted to verify and rebuild the WMI repository