Monitor Addition Fails with ‘Invalid Username & Password’ Error Despite Providing Correct Credentials

Monitor Addition Fails with ‘Invalid Username & Password’ Error Despite Providing Correct Credentials

If your build version is 177300 or above, but below 178400, there is a known issue that causes Monitor Addition Failure due to invalid username or password.
  1. To resolve this, on the remote WebLogic server Version 12, navigate to <Weblogic Home>/wlserver/server/lib directory. From there, copy wlclient.jar and wljmxclient.jar to <AppManager Home>\working\classes\weblogic\version12 directory in the machine where Applications Manager is running. 
  2. If You dont have the Weblogic Version 12 , Please extract the jar from the below link and paste it in the <AppManager Home>\working\classes\weblogic\version12.     
  3.        Version 12 Jars