*** fatal error - internal error reading the windows environment - too many environment variables? - *** fatal error - internal error reading the windows environment - too many environment variables? Description You may receive this error if you have invalid characters in your QUARTUS_ROOTDIR environment variable. Ensure this environment variable points to your Quartus® II software installation directory, and ensure there are no extra semicolons in the path if you have multiple paths specified. Custom Fields values: ['novalue'] Troubleshooting novalue False ['novalue'] ['novalue'] novalue novalue ['Programmable Logic Devices'] ['novalue'] ['novalue'] ['novalue']