netcoreapp runtime error fix attempt #70

Job	Run time
semver	5s
validate-markdown	9s
Build and test (windows-latest, Release)	4m 49s
Build and test (windows-latest, Debug)	3m 13s
Build and test (ubuntu-latest, Release)	1m 3s
Build and test (ubuntu-latest, Debug)	1m 1s
Update badges	5s
Repackage with plugins (Release, netstandard2.0)	17s
Repackage with plugins (Release, net6.0)	12s
Repackage with plugins (Release, net8.0)	12s
	11m 6s

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