ORA-12154: TNS:could not resolve the connect identifier specified错误的可能原因
2009-09-17 08:53
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关于安装完oracle10g后登陆PL/SQL developer 出现:ORA-12154: TNS:could not resolve the connect identifier specified错误的可能原因:
1. 环境变量原因:因为安装完oracle客户端后,会修改oracle的环境变量,所以check一下,如果不对,手动修改一下(有时候有可能是因为安装了2个客户端之类的,环境变量说不定被设置了2次,删掉一个就O了)
2. sqlnet.ora文件的原因:修改为
#NAMES.DIRECTORY_PATH= (TNSNAMES)
#NAMES.DIRECTORY_PATH= (TNSNAMES, EZCONNECT)
基本上大部分还是环境变量的原因
1. 环境变量原因:因为安装完oracle客户端后,会修改oracle的环境变量,所以check一下,如果不对,手动修改一下(有时候有可能是因为安装了2个客户端之类的,环境变量说不定被设置了2次,删掉一个就O了)
2. sqlnet.ora文件的原因:修改为
#NAMES.DIRECTORY_PATH= (TNSNAMES)
#NAMES.DIRECTORY_PATH= (TNSNAMES, EZCONNECT)
基本上大部分还是环境变量的原因
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