Geoff Chappell - Software Analyst
'/option1' and '/option2' command-line options are incompatible
This error message is written to whatever file or device was given to CL as standard error. It is therefore not subject to simple redirection from the Command Prompt, e.g., for capture to a file.
The product documentation for this error is demonstrably long, long out of date, lending credibility to the notion of a systemic disregard at Microsoft for maintaining the documentation while the product evolves.