1918670 - Custom external adapter fails to start when getting error 400835

While trying to start a custom external adapter, the user may see error 400835:

• 09-25-2013 13:25:10.808 ERROR [main] (ModuleWrapper.createModule) Error code:400835, Severity : 3 (Error)
  Error message:Failed to load module MyServerSocketInTransporter. Please check if its class SocketServerExample is in the classpath.
  Error description:Failed to load module MyServerSocketInTransporter. Please check if its class SocketServerExample is in the classpath.
  Exception in thread "main" java.lang.NullPointerException: while trying to write the field com.sybase.esp.adapter.framework.module.Transporter.utility of a null object loaded from a local variable at slot 3
          at com.sybase.esp.adapter.framework.wrappers.TransporterWrapper.load(Unknown Source)
          at com.sybase.esp.adapter.framework.internal.Adapter.loadConfig(Unknown Source)
          at com.sybase.esp.adapter.framework.Framework.main(Unknown Source)

• ESP 5.1 SP03 or later

KBA , BC-SYB-ESP , Sybase ESP (Event Stream Processor) , Problem