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plsql登录 时候出现 ORA-12154:TNS:无法解析指定的连接标识符

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Release： 2016-06-07 17:12:12
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在plsql（中文简体版）里面 工具rarr;首选项rarr;连接rarr;Oracle主目录名 里面选择目录（如果电脑安装了服务器端和客户端，就

plsql登录 时候出现 ORA-12154:TNS:无法解析指定的连接标识符。

出现以上情况可能是由于plsql的首选项出现了问题。

在plsql（中文简体版）里面 工具→首选项→连接→Oracle主目录名 里面选择目录（如果电脑安装了服务器端和客户端，，就会出现有2种选择的）。          

在plsql（英文版）里面 Tools→preferences→Connection→Oracle Home 里面选择目录（如果电脑安装了服务器端和客户端，就会出现有2种选择的）。

linux

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oracle数据库教程 plsql登录 时候出现 ORA-1
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