解決oracle中初學者常見問題ORA？

需要重寫listener.ora文件

SID_LIST_LISTENER = (SID_LIST = (SID_DESC = (SID_NAME = PLSExtProc)

(ORACLE_HOME = f:\oracle\product\10.1.0\Db_1) (PROGRAM = extproc)

(SID_DESC = (GLOBAL_DBNAME = orcl) (ORACLE_HOME = f:\oracle\product\10.1.0\Db_1) (SID_NAME = orcl)