3209153 - LoginServiceBean Error when opening the PO Integration Directory or ESR

• You have recently updated software in In Process Integration (PI) or Process Orchestration (PO) 7.5 e.g. applied latest patches to all Software Components in SP20, SP21, SP22 and SP23. 
• The following errors are seen when opening the Enterprise Services Repository (ESR) or Integration Builder tools: 
  - "Exception during lookup operation of object with name sap.com/com.sap.xi.directory/LoginServiceBean, cannot resolve object reference."
  - "Exception during lookup operation of object with name sap.com/com.sap.xi.repository/LoginServiceBean, cannot resolve object reference."
• If you collect the Java Console Trace the below exception is visible: 
  java.lang.NoClassDefFoundError: com/sap/aii/ib/gui/misc/ApplicationBase
   at java.lang.ClassLoader.defineClass1(Native Method)
   at java.lang.ClassLoader.defineClass(Unknown Source)
   at java.security.SecureClassLoader.defineClass(Unknown Source)
   at java.net.URLClassLoader.defineClass(Unknown Source)
   at java.net.URLClassLoader.access$100(Unknown Source)
   at java.net.URLClassLoader$1.run(Unknown Source)
   at java.net.URLClassLoader$1.run(Unknown Source)
   at java.security.AccessController.doPrivileged(Native Method)
   at java.net.URLClassLoader.findClass(Unknown Source)
   at com.sun.jnlp.JNLPClassLoader.findClass(Unknown Source)
   at java.lang.ClassLoader.loadClass(Unknown Source)
   at com.sun.jnlp.JNLPClassLoader.loadClass(Unknown Source)
   at java.lang.ClassLoader.loadClass(Unknown Source)
   at com.sun.javaws.Launcher.doLaunchApp(Unknown Source)
   at com.sun.javaws.Launcher.run(Unknown Source)
   at java.lang.Thread.run(Unknown Source)
  Caused by: java.lang.ClassNotFoundException: com.sap.aii.ib.gui.misc.ApplicationBase
   at java.net.URLClassLoader.findClass(Unknown Source)
   at com.sun.jnlp.JNLPClassLoader.findClass(Unknown Source)
   at java.lang.ClassLoader.loadClass(Unknown Source)
   at com.sun.jnlp.JNLPClassLoader.loadClass(Unknown Source)
   at java.lang.ClassLoader.loadClass(Unknown Source)

• SAP NetWeaver
• SAP Process Integration

Process Integration, LoginServiceBean, com.sap.xi.repository, Directory , KBA , BC-XI-IBF-LGN , Login/Log off for ESR / IB , BC-XI-IBD-BPM , Business Process Modeler , Problem