How to Change the nodemanager password in weblogic admin console

Problem:
Not able to start/stop managed server via weblogic admin console after changed weblogic admin password.

Cause:
Updated password not reflected in Nodemanager properties. Continue reading

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How to reset Weblogic Administrator password

Requirement:
Need to change weblogic password.

Steps to reset/change weblogic password:
1. set environment variable like MW_HOME, WL_HOME, CLASSPATH
2. Delete data directory under <DOMAIN_HOME>/servers/AdminServer
3. Take backup of *.ldift <DOMAIN_HOME>/security
4. run “java weblogic.security.utils.AdminAccount weblogic Dev@1234 .”
5. Update boot.properties with new password and start

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OAM : Error while starting servers – Failed to start Service “Cluster” (ServiceState=SERVICE_STOPPED, STATE_JOINING)

Problem :

Error while starting OAM servers in clustered environment. Below error has been logged while starting up the servers.

(thread=Cluster, member=n/a): This member is not authorized to join the cluster. Rejected by Member(Id=1, Timestamp=2017-06-29 12:53:04.123, Address=192.168.24.12:9095, MachineId=1901, Location=site:lda,machine:OAMHOST01,process:916, Role=WeblogicServer).> 
(thread=[ACTIVE] ExecuteThread: '0' for queue: 'weblogic.kernel.Default (self-tuning)', member=n/a): Error while starting cluster: java.lang.RuntimeException: Failed to start Service "Cluster" (ServiceState=SERVICE_STOPPED, STATE_JOINING)

Cause:
All the nodes must have a valid and identical Well Known Address (WKA) list. An empty WKA list will prevent the nodes from forming a cluster. Continue reading

Unable to start managed server using Nodemanager – SecurityProvider service class name for OAMIDAsserter is not specified.

Problem:

Error “SecurityProvider service class name for OAMIDAsserter is not specified” while starting managed server from weblogic admin console. Node manager is up and running.

Below has been logged in managed server log
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Default password for DemoIdentity.jks and DemoTrust.jks

The following are the passwords and locations for DemoIdentity.jks and DemoTrust.jks

Property Value
Trust store location MW_HOME/wlserver_10.3/ server/lib/DemoTrust.jks
Trust store password DemoTrustKeyStorePassPhrase
Key store location MW_HOME/wlserver_10.3/ server/lib/DemoIdentity.jks
Key store password DemoIdentityKeyStorePassPhrase
Private key password DemoIdentityPassPhrase

OAM : Error while starting cluster: (Wrapped) java.io.IOException: Keystore was tampered with, or password was incorrect

Symptom

Below error is logged in Adminserver log. In OAM environment, oam_admin will be failed state.

     (thread=Configuration Store Observer, member=n/a): Error while starting cluster: (Wrapped) java.io.IOException: Keystore was tampered with, or password was incorrect
        at com.tangosol.util.Base.ensureRuntimeException(Base.java:290)
.
.
.
        at java.util.TimerThread.run(Timer.java:505)
Caused by: java.io.IOException: Keystore was tampered with, or password was incorrect
        at sun.security.provider.JavaKeyStore.engineLoad(JavaKeyStore.java:772)
.
.
        ... 45 more
Caused by: java.security.UnrecoverableKeyException: Password verification failed
        at sun.security.provider.JavaKeyStore.engineLoad(JavaKeyStore.java:770)
        ... 49 more
>

Continue reading