This sound bad.
"Failed to sign package, error was 2148081670" is an error from Wsus itself. Looks like your Wsus server doesn't like your cert.
How do you have done to import the cert into the "Wsus" store ?
"Failed to sign package, error was 2148081670" is an error from Wsus itself. Looks like your Wsus server doesn't like your cert.
How do you have done to import the cert into the "Wsus" store ?