2056399 - SDM hangs while performing the deployment

• While performing the deployment using the SDM, the SDM RemoteGUI just hanging
  
• No erroneous logs are written into the SDM logs
• The hanging problem is occurring all the time, regardless of the object you are trying to deploy.
• After taking the thread dumps for SDM process by the command - [sapcontrol -nr <instance number> -function J2EEControlProcess SDM DumpStackTrace], you can see the following thread from the dev_sdm under \usr\sap\<SID>\<Instance>\work folder.
  ------------------------
  "Worker #1" prio=8 tid=8000000100ebf688 nid=20 lwp_id=7625416 waiting on condition [800003ff974b1000..800003ff974b0880]
   at java.lang.Thread.sleep(Native Method)
   at com.sap.sdm.jstartup.jstartupcontroller.JStartupControllerUtils.ensureFinalStateProcess(JStartupControllerUtils.java:598)
   at com.sap.sdm.jstartup.jstartupcontroller.JStartupControllerUtils.getProcessInFinalState(JStartupControllerUtils.java:345)
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• SAP NetWeaver 7.0
• SAP enhancement package 1 for SAP NetWeaver 7.0
• SAP enhancement package 2 for SAP NetWeaver 7.0
• SAP enhancement package 3 for SAP NetWeaver 7.0

SDM, SDM RemoteGui, GUI, hang(s), hang(ing), deployment, JStartupControllerUtils, ensureFinalStateProcess, getProcessInFinalState , KBA , BC-CTS-SDM , Software Delivery Manager for Java , Problem