要用这个完成毕业设计，很多问题不知道怎么解决。希望赐教！ *** Fatal Error: Module: quartus_map.exe Exception: Access Violation
0x3A35 : CDB_SGATE_COMB::CDB_SGATE_COMB + 0x17B (db_cdb_sgate)
0x3AFE : CDB_SGATE_COMB::CDB_SGATE_COMB + 0x244 (db_cdb_sgate)
0x3B15 : CDB_SGATE_COMB::sort_inputs + 0x11 (db_cdb_sgate)
0x1D490 : CDB_SGATE_NETLIST::sweep + 0x3B5 (db_cdb_sgate)
0x61F14 : opt_sea_of_mux + 0x3FF4C (SYNTH_OPT)
0x9F847 : SMP_ROOT: perator= + 0x273E (SYNTH_OPT)
0xA0DA9 : SMP_ROOT:perator= + 0x3CA0 (SYNTH_OPT)
0x9E2A0 : SMP_ROOT:perator= + 0x1197 (SYNTH_OPT)
0x1FDB : RTL_ROOT::process_netlist_scripted + 0x34E (SYNTH_OPT)
0x2429 : RTL_ROOT::process_sgate_netlist + 0x2BE (SYNTH_OPT)
0x6F54C : sgn_start + 0x6DA0D (synth_sgn)
0x6FD7A : sgn_start + 0x6E23B (synth_sgn)
0x29821 : sgn_start + 0x27CE2 (synth_sgn)
0x2ABD6 : sgn_start + 0x29097 (synth_sgn)
0x2AE3A : sgn_start + 0x292FB (synth_sgn)
0x1112 : DllSgnStart + 0x112 (synth_sgn)
0x1A9D : DllSgnStart + 0xA9D (synth_sgn)
0x1B6B : sgn_start + 0x2C (synth_sgn)
0x2E4F : (quartus_map)
0xB4A9 : (quartus_map) End-trace
刚装的系统，这又是个什么问题啊？ | 
