Io exception: Oracle Error ORA-12650 after upgrading Oracle to 12g
问题 After our Oracle DB was upgraded from 11g to 12g we got the stacktrace below about Io exception: Oracle Error ORA-12650 . How can I resolve this issue? 2015-10-26 14:59:36,319 [RMI TCP Connection(2)-127.0.0.1] u:/d: ERROR org.enhydra.jdbc.xapool - Error Exception in GenericPool:start java.sql.SQLException: Cannot get connection for URL jdbc:oracle:thin:@test.db.my.edu:1521:sid : Io exception: Oracle Error ORA-12650 java.sql.SQLException: Cannot get connection for URL jdbc:oracle:thin:@test.db