message: Add back commented out code piece to ensure having a PG with the correct language info
diff: @@ -98,12 +98,12 @@ StepStatus InSituMPIWriter::BeginStep(StepMode mode, const float timeoutSeconds)
  m_BP3Serializer.ResetBuffer(m_BP3Serializer.m_Data, true);
  m_BP3Serializer.ResetBuffer(m_BP3Serializer.m_Metadata, true);
  m_BP3Serializer.ResetIndices();
  - /*if (!m_BP3Serializer.m_MetadataSet.DataPGIsOpen)
  + if (!m_BP3Serializer.m_MetadataSet.DataPGIsOpen)
  {
  std::vector<std::string> empty;
  m_BP3Serializer.PutProcessGroupIndex(m_IO.m_Name, m_IO.m_HostLanguage,
  empty);
  - }*/
  + }
  return StepStatus::OK;
  }
  