Internal Error: Sub-system: TDC, File: /quartus/tsm/tdc/tdc_accessories_delay_budget.cpp, Line: 1495 - Internal Error: Sub-system: TDC, File: /quartus/tsm/tdc/tdc_accessories_delay_budget.cpp, Line: 1495 Description Due to a problem in the Intel® Quartus® Prime Pro Edition Software version 22.4 and earlier, you might see this error during the fitter stage when compiling designs targeting the Intel Agilex® 7 devices. Resolution A patch is available to fix this problem for the Intel® Quartus® Prime Pro Edition Software version 22.4. Download and install Patch 22.4-0.16 from the following links: Intel® Quartus® Prime Pro Edition Software v22.4 Patch 0.16 for Windows (.exe) Intel® Quartus® Prime Pro Edition Software v22.4 Patch 0.16 for Linux (.run) Readme for Intel® Quartus® Prime Pro Edition Software v22.4 Patch 0.16 (.txt) This problem is fixed starting with the Intel® Quartus® Prime Pro Edition Software version 23.1. Custom Fields values: ['novalue'] Troubleshooting 15012551169 False ['novalue'] ['FPGA Dev Tools Quartus® Prime Software Pro'] 23.1 22.4 ['Agilex™ 7 FPGAs and SoCs'] ['novalue'] ['novalue'] ['novalue']