message: Adjust error handling for consistency
diff: @@ -82,7 +82,7 @@ IO &ADIOS::DeclareIO(const std::string ioName)
  IO &ADIOS::GetIO(const std::string name)
  {
  auto itIO = m_IOs.find(name);
  - if (itIO == m_IOs.end())
  + if (m_DebugMode && itIO == m_IOs.end())
  {
  throw std::invalid_argument(
  "ERROR: Unable to find previously defined IO object with name \"" +
  