Error: PLL_reconfig: no such variable - Error: PLL_reconfig: no such variable Description You may see the error message below when generating the IOPLL Reconfig Intel® FPGA IP for Intel Stratix® 10 devices when using Intel Quartus® Prime Pro software versions 18.0 or 18.0.1, in the Windows operating system, Error: PLL_reconfig: no such variable (read trace on "env(PWD)") invoked from within "set cwd $env(PWD)" (procedure "validation_callback" line 44) invoked from within "validation_callback" Resolution This problem is fixed in Intel Quartus Prime Pro software version 18.1. Custom Fields values: ['novalue'] Troubleshooting FB: 595828; False ['IOPLL Reconfig IP'] ['FPGA Dev Tools Quartus® Prime Software Pro'] 18.1 18.0 ['Stratix® 10 FPGAs and SoCs'] ['novalue'] ['novalue'] ['novalue']