当我尝试在 Oracle 12C 中删除一个过程时，我一直收到一条消息statement procesing。
我从 linux Oracle OS 重新启动了 Oracle 服务器。
我现在得到这个异常
ORA-12541: TNS:no listener
Items Checked
TNS_ADMIN environment variable is defined as "C:\app\edidinen\product\12.1.0\dbhome_1\NETWORK\ADMIN\"
"C:\app\edidinen\product\12.1.0\dbhome_1\NETWORK\ADMIN\sqlnet.ora" was located
NAMES.DIRECTORY_PATH specifies EZCONNECT in the sqlnet.ora file
EZCONNECT is not the first naming method in NAMES.DIRECTORY_PATH which may conflict with other naming methods specified
Steps to Take
Try moving EZCONNECT to the first position in NAMES.DIRECTORY_PATH in the sqlnet.ora file
Verify that the correct port is specified
Verify that the listener is running and that it is properly configured
Try to ping 192.168.1.118 using the Ping button on the toolbar
Try to TNSPing (DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=192.168.1.118)(PORT=1521))(CONNECT_DATA=(SID=ORCLDB))) using the TNS Ping button on the toolbar