2444182 - Error: " Cannot honor virtual user request, there is an existing persistent user with the same logon ID" when connecting a Diagnostics Agent to Solution Manager 7.2

• Error:
  "
  Jan 31, 2017 4:00:13 PM [Thread[Connector,5,main] ] Error Could not create transientInitialContext with authentication: will now try again without authentication:
  [EXCEPTION]
  javax.naming.NoPermissionException: Exception during getInitialContext operation. Wrong security principal/credentials. [Root exception is com.sap.engine.services.security.exceptions.BaseLoginException: Cannot honor virtual user request, there is an existing persistent user with the same logon ID.]
  at com.sap.engine.services.jndi.InitialContextFactoryImpl.handleUserProblem(InitialContextFactoryImpl.java:427)
  at com.sap.engine.services.jndi.InitialContextFactoryImpl.getInitialContext(InitialContextFactoryImpl.java:341)
  at javax.naming.spi.NamingManager.getInitialContext(NamingManager.java:667)
  at javax.naming.InitialContext.getDefaultInitCtx(InitialContext.java:288)
  at javax.naming.InitialContext.init(InitialContext.java:223)
  at javax.naming.InitialContext.<init>(InitialContext.java:197)
  at com.sap.smd.agent.connection.SMDConnectionTask.getNewSMDInitialContext(SMDConnectionTask.java:367)
  at com.sap.smd.agent.connection.SMDConnectionTask.getTransientInitialContext(SMDConnectionTask.java:902)
  at com.sap.smd.agent.connection.SMDConnectionTask.internalAttemptConnection(SMDConnectionTask.java:520)
  at com.sap.smd.agent.connection.SMDConnectionTask$1.run(SMDConnectionTask.java:111)
  at com.sap.smd.agent.connection.P4JNDIContextHelper.executeInSecurityContext(P4JNDIContextHelper.java:146)
  at com.sap.smd.agent.connection.SMDConnectionTask.attemptConnection(SMDConnectionTask.java:106)
  at com.sap.smd.agent.connection.SMDConnectionTask.run(SMDConnectionTask.java:1460)
  at java.lang.Thread.run(Thread.java:763)
  Caused by: com.sap.engine.services.security.exceptions.BaseLoginException: Cannot honor virtual user request, there is an existing persistent user with the same logon ID.
  at com.sap.engine.services.security.login.FastLoginContext.login(FastLoginContext.java:380)
  at com.sap.engine.services.security.remoteimpl.login.RemoteLoginContextHelperImpl.login(RemoteLoginContextHelperImpl.java:221)
  at com.sap.engine.services.security.remoteimpl.login.RemoteLoginContextHelperImplp4_Skel.dispatch(RemoteLoginContextHelperImplp4_Skel.java:64)
  at com.sap.engine.services.rmi_p4.DispatchImpl._runInternal(DispatchImpl.java:482)
  at com.sap.engine.services.rmi_p4.server.ServerDispatchImpl.run(ServerDispatchImpl.java:81)
  at com.sap.engine.services.rmi_p4.P4Message.process(P4Message.java:72)
  at com.sap.engine.services.rmi_p4.P4Message.execute(P4Message.java:43)
  at com.sap.engine.services.cross.fca.FCAConnectorImpl.executeRequest(FCAConnectorImpl.java:1055)
  at com.sap.engine.services.rmi_p4.P4Message.process(P4Message.java:59)
  at com.sap.engine.services.cross.fca.MessageReader.run(MessageReader.java:55)
  at com.sap.engine.core.thread.execution.Executable.run(Executable.java:122)
  at com.sap.engine.core.thread.execution.Executable.run(Executable.java:101)
  at com.sap.engine.core.thread.execution.CentralExecutor$SingleThread.run(CentralExecutor.java:328)
  "
  
  in the Diagnostics Agent's SMDSystem.x.log and the smdagent_trace.0.trc
  
  

• Error:
  "
  Cannot connect to Managing system with P4: Cannot honor virtual user request, there is an existing persistent user with the same logon ID.
  WARNING: Open issue
  Cause : Cannot establish a P4 connection with Managing system: an authorization problem occurred.
  Resolution: Check that the Managing System user is member of SAP_RCA_AGT_CONN, that user is not locked and password is still valid. Re-execute smdsetup script to update the credentials settings of Managing system.
  "
  
  in the AgentSupportToolReport.log

• Diagnostics Agent is in the "Non-Authenticated Agents" tab in the Agent Administration
  
  The message in the Error column is: "log-on denied"
  The details of the error are:
  "Exception during getInitialContext operation. Wrong security principal/credentials. [Root exception is com.sap.engine.services.security.exceptions.BaseLoginException: Cannot honor virtual user request, there is an existing persistent user with the same logon ID.]"

• Solution Manager 7.2
• Connecting the Diagnostics Agent to the Solution Manager

KBA , SV-SMG-DIA-SRV-AGT , Agent Framework , Problem