these commands fixed it for me:
winmgmt /verifyrepository
winmgmt /salvagerepository
winmgmt /resetrepository
Before you begin, you might want to make a backup:
Start, CMD (Run As Admin)
winmgmt /backup %computername%_MM_DD_YEAR.WMI_backup
Note: Where MM is the month, DD is the date, and YEAR is the year.
If this doesn't work there is another step you can try:
https://blogs.technet.microsoft.com/yongrhee/2016/06/23/wmi-stop-hurting-yourself-by-using-for-f-s-in-dir-s-b-mof-mfl-do-mofcomp-s/
