Newly installed Oracle12c database, used properly, today suddenly can't open instance,
DBCA instance open error, is wrong 2: can't find the specified file;
Former instance can be opened, but cannot login.
O, instruct me what the problem is caused by;
Appear before installing oracle11g with a similar situation suddenly can't use in two days, but I have to reinstall system, should not be on the causes of system,

CodePudding user response:

Say first DBCA is to create the database, can open the former instance, couldn't open on how can you tell

CodePudding user response:

Is in the service, you can open the former service, but I will complain in the service of open dbca

CodePudding user response:

CodePudding user response:

Using CMD input dbca, interface will pop up database is created, and choose delete dbca this instance to rebuild a, have a perception problem,
What's your log in the former instance problem

CodePudding user response:

but I couldn't see my dbca instances when deleting database

CodePudding user response:

You seems wrong concepts, dbca is not a database instance, dbca is a command is used to create the database instance maintenance program,

CodePudding user response:

Is I create two instances, one is the last container, former database instance is a container of instance dbca; Unable to open the service now dbca instance