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DPL: improve message in case of missing TTree #14011

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Merged
ktf merged 1 commit into from
Mar 3, 2025
Merged

DPL: improve message in case of missing TTree #14011

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4 changes: 3 additions & 1 deletion Framework/AnalysisSupport/src/DataInputDirector.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -413,8 +413,10 @@ bool DataInputDescriptor::readTree(DataAllocator& outputs, header::DataHeader dh
}
}

// FIXME: we should distinguish between an actually missing object and one which has a non compatible
// format.
if (!format) {
throw std::runtime_error(fmt::format(R"(Cannot find a viable format for object {}!)", fullpath.path()));
throw std::runtime_error(fmt::format(R"(Couldn't get TTree "{}" from "{}". Please check https://aliceo2group.github.io/analysis-framework/docs/troubleshooting/#tree-not-found for more information.)", fullpath.path(), rootFS->GetFile()->GetName()));
}

auto schemaOpt = format->Inspect(fullpath);
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