CA0059
Applies to: 
Visual Studio 
Visual Studio for Mac
Note
This article applies to Visual Studio 2017. If you're looking for the latest Visual Studio documentation, see Visual Studio documentation. We recommend upgrading to the latest version of Visual Studio. Download it here
Command line switch error.
This error occurs if a required command line switch is missing, for example,
/out or /console switch is not specified. This error also occurs if there is an invalid switch, such as a bad time out value.