Invocation of method 'getInfoList' in class java.lang.Class threw exception org.apache.ibatis.exceptions.IbatisException: ### Error opening session. Cause: java.sql.SQLException: Listener refused the connection with the following error: ORA-12516, TNS:listener could not find available handler with matching protocol stack The Connection descriptor used by the client was: 10.236.56.164:1521/orcl ### Cause: java.sql.SQLException: Listener refused the connection with the following error: ORA-12516, TNS:listener could not find available handler with matching protocol stack The Connection descriptor used by the client was: 10.236.56.164:1521/orcl at new.wjq.gov.cn/ROOT/WEB-INF/template/31_vm.vm[line 127, column 31]