message: added exceptions for 0 dimensions in SSC reader
diff: @@ -558,6 +558,15 @@ void SscReader::SyncReadPattern()
  #undef declare_type
  else { throw(std::runtime_error("unknown data type")); }
  + for (const auto &d : b.count)
  + {
  + if (d == 0)
  + {
  + throw(std::runtime_error(
  + "SetSelection count dimensions cannot be 0"));
  + }
  + }
  +
  j.emplace_back();
  auto &jref = j.back();
  jref["N"] = var.first;
  