The point under the Properties Settings. The Settings displayed when the
Failed to parse the target framework ". NETFramework, Version=v4.6 "mscorlib, if not installed the target frame or framework object name format is not correct, this would happen,

Refer to the following are all yellow exclamation mark
Installed VS2015 and 2019, where the project properties to select target framework from 4.0 to 4.72 were selected,

CodePudding user response:

New vs the problem or no problem before, the recent emergence of
Each project like this?

Look at clean engineering, and then regenerate

CodePudding user response:

reference 1st floor stherix response:

new vs the problem or no problem before, the recent emergence of
Each project like this?

Look at clean engineering, and then regenerate

Office computer and/or a note and desk in my home computer is the same problem,

CodePudding user response:

Reduction nuget package, and then see references in the config file is correct, version are consistent with the computer and project