1992266 - Java error on Data Insight import - java.lang.String.length() of an object loaded from local variable 's'

• Error when importing Data Insight project
• Error similar to :
  
  [I] 2014-02-27 09:34:09.907 [Explorer][pool-9-thread-1] Finished process : ImportProjectCommand()
  [I] 2014-02-27 09:34:10.177 [Administrator][http-bio-8080-exec-4] Finished ImportProjectCommand() without errors
  [E] 2014-02-27 09:34:10.804 [Administrator][http-bio-8080-exec-4] while trying to invoke the method java.lang.String.length() of an object loaded from local variable 's'
  [E] 2014-02-27 09:34:10.805 [Administrator][http-bio-8080-exec-4] com.bobj.mm.sdk.SDKException: while trying to invoke the method
  java.lang.String.length() of an object loaded from local variable 's'

SAP Information Steward 4.2 SP1

IS, can't, fails, InfoSteway, InfoStewy , KBA , EIM-IS-DI , Information Steward - Data Insight , Bug Filed