Warning(17897): No destination clock period was found satisfying the set_net_delay assignment - Warning(17897): No destination clock period was found satisfying the set_net_delay assignment Description Due to a problem in the Intel® Quartus® Prime Pro Edition software version 20.4 and earlier, you may see the below warnings at Synthesis stage. Warning(17897): No destination clock period was found satisfying the set_net_delay assignment from "[get_registers {*|mm_interconnect_1|crosser_001|async_clock_crosser.clock_xer|in_data_buffer*}]" to "[get_registers {*|mm_interconnect_1|crosser_001|async_clock_crosser.clock_xer|out_data_buffer*}]". This assignment will be ignored. Warning(17897): No destination clock period was found satisfying the set_net_delay assignment from "[get_registers {*|mm_interconnect_1|crosser_004|async_clock_crosser.clock_xer|out_data_toggle_flopped}]" to "[get_registers {*|mm_interconnect_1|crosser_004|async_clock_crosser.clock_xer|out_to_in_synchronizer|din_s1}]". This assignment will be ignored. Warning(17897): No destination clock period was found satisfying the set_net_delay assignment from "[get_registers {*|mm_interconnect_1|crosser_002|async_clock_crosser.clock_xer|in_data_buffer*}]" to "[get_registers {*|mm_interconnect_1|crosser_002|async_clock_crosser.clock_xer|out_data_buffer*}]". This assignment will be ignored. Warning(17897): No destination clock period was found satisfying the set_net_delay assignment from "[get_registers {*|mm_interconnect_1|crosser|async_clock_crosser.clock_xer|in_data_buffer*}]" to "[get_registers {*|mm_interconnect_1|crosser|async_clock_crosser.clock_xer|out_data_buffer*}]". This assignment will be ignored. Warning(17897): No destination clock period was found satisfying the set_net_delay assignment from "[get_registers{*|mm_interconnect_1|crosser_001|async_clock_crosser.clock_xer|in_data_toggle}]" to "[get_registers {*|mm_interconnect_1|crosser_001|async_clock_crosser.clock_xer|in_to_out_synchronizer|din_s1}]". This assignment will be ignored. Warning(17897): No destination clock period was found satisfying the set_net_delay assignment from "[get_registers {*|mm_interconnect_1|crosser_003|async_clock_crosser.clock_xer|out_data_toggle_flopped}]" to "[get_registers {*|mm_interconnect_1|crosser_003|async_clock_crosser.clock_xer|out_to_in_synchronizer|din_s1}]". This assignment will be ignored. Warning(17897): No destination clock period was found satisfying the set_net_delay assignment from "[get_registers {*|mm_interconnect_1|crosser|async_clock_crosser.clock_xer|in_data_toggle}]" to "[get_registers {*|mm_interconnect_1|crosser|async_clock_crosser.clock_xer|in_to_out_synchronizer|din_s1}]". This assignment will be ignored. Warning(17897): No destination clock period was found satisfying the set_net_delay assignment from "[get_registers {*|mm_interconnect_1|crosser_005|async_clock_crosser.clock_xer|out_data_toggle_flopped}]" to "[get_registers {*|mm_interconnect_1|crosser_005|async_clock_crosser.clock_xer|out_to_in_synchronizer|din_s1}]". This assignment will be ignored. Warning(17897): No destination clock period was found satisfying the set_net_delay assignment from "[get_registers {*|mm_interconnect_1|crosser_002|async_clock_crosser.clock_xer|in_data_toggle}]" to "[get_registers {*|mm_interconnect_1|crosser_002|async_clock_crosser.clock_xer|in_to_out_synchronizer|din_s1}]". This assignment will be ignored. Resolution This problem is fixed beginning with the Intel® Quartus® Prime Pro Edition software version 21.1. Custom Fields values: ['novalue'] Troubleshooting 1508426057 False ['novalue'] ['FPGA Dev Tools Quartus® Prime Software Pro'] 21.1 20.4 ['Programmable Logic Devices'] ['novalue'] ['novalue'] ['novalue']