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[ntuple] Unable to read back RNTuples without normalized type names from v6.34 #19442

@hahnjo

Description

@hahnjo

Check duplicate issues.

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Description

In particular, this affects ATLAS OpenData produced with ROOT v6.34.04.

Reproducer

Trying to open and read one of the converted PHYSLITE files gives:

incompatible type name for field _0: ElementLink<DataVector<xAOD::Jet_v1>> vs. ElementLink<DataVector<xAOD::Jet_v1> >

Note the additional space in the on-disk field type name.

ROOT version

master and v6-36-00-patches

Installation method

from source

Operating system

Linux

Additional context

FYI @amete @Nowakus

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