Internal Error: Sub-system: PVAFAM_VISITOR, File: /quartus/power/pvafam/pvafam_arm_cycloneii_visitor_common.cpp, Line: 1491 - Internal Error: Sub-system: PVAFAM_VISITOR, File: /quartus/power/pvafam/pvafam_arm_cycloneii_visitor_common.cpp, Line: 1491 Description Due to a problem in the Intel® Quartus® Prime Standard Edition Software version 18.1 and earlier, you may see this internal error when you generate an Early Power Estimator (EPE) file or run Power Analyzer. Resolution To work around this problem, disable vectorless toggle rate analysis in the Power Analyzer Settings and recompile the project. Custom Fields values: ['novalue'] Troubleshooting 1806610764 False ['novalue'] ['FPGA Dev Tools Quartus® Prime Software QUARTUS-ALITE', 'FPGA Dev Tools Quartus® Prime Software Standard'] No plan to fix 18.1 ['Programmable Logic Devices'] ['novalue'] ['novalue'] ['novalue']