Oracle Database Express Edition | Oracle 台灣 Oracle Database Express Edition (XE) Downloads | Oracle 台灣 下載安裝完Oracle Database 21c Express Editio Run services.msc check service OracleServiceXE OracleOraDB21Home1TNSListener OracleOraDB21Home1MTSRecoveryService Run sqlplus.exe Use command login : / as sysdba SQL> $lsnrctl status = 如果 OracleOraDB21Home1TNSListener 沒有執行如下 == LSNRCTL for 64-bit Windows: Version 21.0.0.0.0 - Production on 15-2 月 -2022 09:53:32 Copyright (c) 1991, 2021, Oracle. All rights reserved. 連線至 (DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST= yourIP )(PORT=1521))) TNS-12541: TNS: 沒有監聽器 TNS-12560: TNS: 協定介面程式錯誤 TNS-00511: 沒有監聽器 64-bit Windows Error: 61: Unknown error 連線至 (DESCRIPTION=(ADDRESS=(PROTOCOL=IPC)(KEY=EXTPROC1521))) TNS-12541: TNS: 沒有監聽器 TNS-12560: TNS: 協定介面程式錯誤 TNS-00511: 沒有監聽器 64-bit Windows Error: 2: No such file or directory ======== 順利如下 ======== LSNRCTL for 64-bit Windo