IHPDFPageRenderBackendFailureInfo Interface

IHPDFPageRenderBackendFailureInfo = interface
  ['{57962AA4-5AD6-4214-A5EF-A41F184C0595}']
  function GetLastFailureReason: AnsiString;
end;

Diagnostic companion of the render backend family; implementations keep the reason text of the most recent failed rendering attempt so fallback logic and logs can explain why a backend declined a page

IHPDFPageRenderBackend Interface