Internal Error: Sub-system: PTI, File: /quartus/tsm/pti/pti_physical_timing_api.cpp, Line: 4198 - Internal Error: Sub-system: PTI, File: /quartus/tsm/pti/pti_physical_timing_api.cpp, Line: 4198 Description Due to a problem in the Intel® Quartus® Prime Standard and Pro Edition software versions earlier than 17.1, you may see this internal error when compiling designs targetting the Intel® Arria® 10 devices. Resolution This problem has been resolved begining with the Intel Quartus Prime Pro edition software version 17.1. Custom Fields values: ['novalue'] Troubleshooting FB: 550285; False ['novalue'] ['FPGA Dev Tools Quartus® Prime Software Pro'] 17.1 15.0 ['Arria® 10 FPGAs and SoCs'] ['novalue'] ['novalue'] ['novalue']