2277893 - Error in starting com.sap.netweaver.coll.appl.room application

• The 'com.sap.netweaver.coll.appl.room' application is not automatically started after the restart of SAP NetWeaver Application Server Java (AS Java).
• Other dependent applications too fail to start.
• Errors like the following one are logged in the default traces
  Error in starting application
  [sap.com/com.sap.netweaver.coll.appl.room].
  [EXCEPTION]
  com.sap.engine.services.servlets_jsp.server.exceptions.WebDeploymentException: Error in starting application
  [sap.com/com.sap.netweaver.coll.appl.room].
  Caused by:
  com.sap.engine.services.servlets_jsp.server.exceptions.WebDeploymentException: Error occurred when invoking start methods of web container
  extensions for [sap.com/com.sap.netweaver.coll.appl.room] application.
  ...
• Hot deployment errors can be seen in the traces and in the component monitor too

• SAP NetWeaver 7.3
• SAP enhancement package 1 for SAP NetWeaver 7.3
• SAP NetWeaver 7.4
• KMC Collaboration

Enterprise Portal 7.30, EP 7.30, Enterprise Portal 7.31, EP 7.31, Enterprise Portal 7.40, EP 7.4, implicitly stopped, startup, collabortaion services, launchpad, collaboration , KBA , EP-KM-CRS , KM Collaboration Rooms , EP-KM-CM , Content Management , Problem