diff --git a/tree/treeplayer/inc/ROOT/TDFInterface.hxx b/tree/treeplayer/inc/ROOT/TDFInterface.hxx index b5e3fdbb1ba72f18d4f62be6cf02ac508b55c4ba..7b11cfed3ae47aeb2d7779894642594696edcf53 100644 --- a/tree/treeplayer/inc/ROOT/TDFInterface.hxx +++ b/tree/treeplayer/inc/ROOT/TDFInterface.hxx @@ -1103,6 +1103,12 @@ public: /// order as the named filters have been added to the graph. void Report() { + // if this is a TInterface<TLoopManager> on which `Define` has been called, users + // are calling `Report` on a chain of the form LoopManager->Define->Define->..., which + // certainly does not contain named filters. + if (std::is_same<Proxied, TLoopManager>::value && !fValidCustomColumns.empty()) + return; + auto df = GetDataFrameChecked(); if (!df->HasRunAtLeastOnce()) df->Run();