Error code

Windows ERROR_ENVVAR_NOT_FOUND

WINDOWSERROR_ENVVAR_NOT_FOUND
System Error Code· A POSIX/system errno returned when a system call fails.

What it means

The system could not find the environment option that was entered..

How to fix it

  1. Define the environment variable in System Properties Environment Variables.
  2. check the variable name for typos.
  3. open a new command window so updated variables are loaded.
  4. set the variable in the correct user or system scope.

Not affiliated with Windows. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.