IC Compiler에서 place_opt 를 하는데 아래와 같은 메시지가 나오면서 죽어도 안 됐다: Information: Running stand-alone coarse placer in a separate process using temp directory '/tmp'. (PSYN-605) rpconn: child final code = 0x0 Severe Error: Fatal error: Placer did not complete. (PSYN-375) Error: psynopt has abnormally terminated. (OPT-100) Error: place_opt results invalid due to placer failure. Error: A Severe error has occu..