Unable to active the change from Weblogic console .
Message icon – Error An error occurred during activation of changes, please see the log for details.
Message icon – Error [Deployer:149150]An IOException occurred while reading the input.; nested exception is: javax.net.ssl.SSLKeyException: Hostname verification failed: HostnameVerifier=weblogic.security.utils.SSLWLSHostnameVerifier, hostname=Hostname.; nested exception is: javax.net.ssl.SSLKeyException: Hostname verification failed: HostnameVerifier=weblogic.security.utils.SSLWLSHostnameVerifier, hostname=Hostname.
Message icon – Error Hostname verification failed: HostnameVerifier=weblogic.security.utils.SSLWLSHostnameVerifier, hostname=Hostname.
SSLHostName verification failed .This happens if certificate common name doesn’t match with the server listen address.
Console > Servers > AdminServer > SSL > Advanced uncheck hostname verification or we can also set this from the JVM argument
-Dweblogic.security.SSL.ignoreHostnameVerification=true
Once done, restart the AdminServer try .