I Google[d] for this error ORA-12560: TNS:protocol adaptor error but not able to find the actual reason and how to solve this error ?
谁能告诉我解决登录问题的完美解决方案.
Can anyone tell me a perfect solution to solve login problem.
推荐答案
转到托管 Oracle 数据库服务器的 Windows 计算机
在 Windows 中转到开始 -> 运行 -> Services.msc.定位 OracleService SID >(这里是OracleServiceORCL)并点击Start启动oracle数据库服务(如果还没有运行)
Go to the windows machine that hosts the Oracle database server
Go to Start -> Run -> Services.msc in Windows.
Locate OracleService < SID > (here OracleServiceORCL) and click on Start to start the oracle database service (if not already running)
启动并运行后，从命令提示符运行以下命令:
Once it is up and running, from the command prompt run the following:
tnsping < tnsalias >
(tnsalias 条目，您可以在 tnsnames.ora 文件中找到它)
(tnsalias entry you can find it in tnsnames.ora file)