problem in stored procedure

In my scenario  Idoc to Jdbc, i am getting below error in RWB :

Could not execute statement for table/stored proc. "XXXXXXXXXXX_CST.XXXXXXXACAO" (structure "Statement") due to java.sql.SQLException: ORA-06550: line 1, column 7: PLS-00201: identifier ''XXXXXXXXXXX_CST.XXXXXXXACAO' must be declared ORA-06550: line 1, column 7: PL/SQL: Statement ignored

and used target structure is :

  <?xml version="1.0" encoding="UTF-8" ?>
- <ns0:MTXXXXX_Async xmlns:ns0="http://dvvv.com/xi/isamerica/sfw">
- <Statement>
- <storeProcedureName action="EXECUTE">
  <table>XXXXXXXXXXX_CST.XXXXXXXACAO</table>
  <PI_S_NRFAT type="CHAR">0601337273</PI_S_NRFAT>
  <PI_S_EMPRESA type="CHAR">CQ00</PI_S_EMPRESA>
  <PI_S_DTFAT type="CHAR">20140113</PI_S_DTFAT>
  <PI_S_TPFAT type="CHAR">1</PI_S_TPFAT>
  <PI_S_STFAT type="CHAR">0</PI_S_STFAT>
  <PI_S_AREANEG type="CHAR" />
  <PI_S_CDMOEDA type="CHAR">EUR</PI_S_CDMOEDA>
  <PI_S_PESOTOT type="CHAR">0.200</PI_S_PESOTOT>
  <PI_S_CONDPAG type="CHAR">YI3M</PI_S_CONDPAG>
  <PI_S_LOCCDV type="CHAR">HORIZONTINA</PI_S_LOCCDV>
  <PI_S_CDINCO type="CHAR">FCA</PI_S_CDINCO>
  <PI_S_CDEXPORT type="CHAR" />
  <PI_S_CDIMPORT type="CHAR" />
  <PI_S_TPPRECO type="CHAR">A</PI_S_TPPRECO>
  <PI_S_VIATRANS type="CHAR">Sea</PI_S_VIATRANS>
  </storeProcedureName>
  </Statement>

</ns0:MTXXXXX_Async>

i am refering many blogs but i didnt get what is the cause of the issue and i dont have authorization to check Oracle DB level so Could you please help me in finding the reasons for issue ?

Thanks,