Why does Qsys fail to generate a .bsf? - Why does Qsys fail to generate a .bsf? Description Due to a problem in the Quartus® II software versions 12.1 and earlier, Qsys may fail to generate a Block Symbol File ( .bsf ) even if the option to create a .bsf is turned on. This problem can occur when you have spaces in your path. Resolution To work around this problem, ensure that your path does not include spaces. Custom Fields values: ['novalue'] Troubleshooting novalue False ['novalue'] ['FPGA Dev Tools Quartus II Software'] novalue 10.1 ['Programmable Logic Devices'] ['novalue'] ['novalue'] ['novalue']