N/A
An update to Windows 10 has caused this issue.
The following version has the issue.
Windows 10 Enterprise
Version 10.0.14393
Microsoft has fixed the issue with the Task Schedular in Windows 10 build 14393
https://support.microsoft.com/en-us/help/4025334/windows-10-update-kb4025334
For other related Task Schedular issues make sure that the version of Windows 10 being used is fully updated.