Signing in HLK "Could not create submission package - Failed to create signing key."

Hello everyone, I cannot sign my .hlkx package. The error is “Could not create submission package - Failed to create signing key.”. I’m signing it on Windows Server 2016 OS System and my certificate has sha384 signature algorithm.

https://community.osr.com/discussion/293086/sha-384-kernel-mode-driver-signing-issue maybe??

Peter

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