.. _eaed69e9-8246-4e6f-9eb6-ae66e5477281: ================================= Problem with page label structure ================================= .. contents:: :depth: 2 -------------- Classification -------------- .. list-table:: :align: center * - **Validator** - **Validator version** - **Error message type** * - JHOVE - 1.32.1 - .. list-table:: :align: center * - **File format** - **Version** - **Specification** - **Description** - **Location** * - application/pdf - 1.3 - - - `OPF `__ -------- Analyses -------- No investigations yet. .. note:: To help, share and save knowledge about fixing validation errors, please see: https://github.com/Digital-Preservation-Finland/knowledge-base/tree/master/.github/CONTRIBUTING.rst ------------------ Possible solutions ------------------ .. contents:: :local: No remediation determined. All solutions are listed :ref:`here `. .. note:: To update or provide a solution, please see: https://github.com/Digital-Preservation-Finland/knowledge-base/tree/master/.github/CONTRIBUTING.rst -------------- Output example -------------- :: Validator returned error. 2026-06-15T15:16:46+03:00 PDF-hul 2026-06-15T13:22:12+03:00 378254 PDF 1.3 Not well-formed PDF-hul Problem with page label structure application/pdf PDFMetadata Objects 249 FreeObjects 1 IncrementalUpdates 1 DocumentCatalog PageLayout SinglePage PageMode UseNone Outlines Item Title UMTRI-2000-15 Destination 1 Children Item Title June 2000 Destination 1 Item Title A Destination 1 Item Title ACKNOWLEDGMENTS Destination 1 Item Title I Destination 1 Item Title INTRODUCTION Destination 1 Children Item Title Hypothesis Destination 1 Item Title Previous Research Destination 1 Item Title The Present Study Destination 1 Item Title METHOD Destination 1 Children Item Title Participant Recruitment and Screening Destination 1 Item Title Experimental Design Destination 1 Item Title The Base Vehicle Destination 1 Item Title Numerical Data of Following Behavior Destination 1 Item Title Lead-Vehicle Size Classification Procedure Destination 1 Item Title RESULTS Destination 1 Children Item Title Data Reduction Destination 1 Item Title Analyses of Variance Destination 1 Item Title DISCUSSION Destination 1 Children Item Title Why Passenger Car Drivers Follow Light Trucks at Shorter Gaps than they Follow Other Passenger Cars Destination 1 Item Title Older Drivers Maintain Longer Headways Destination 1 Item Title General Implication of the Findings Destination 1 Item Title Strengths and Weaknesses of the Present Study Destination 1 Item Title Future Research Needs Destination 1 Item Title CONCLUSIONS Destination 1 Item Title REFERENCES Destination 1 Info Title Introduction Author Jim Sayer Creator Microsoft Word 9.0 Producer Acrobat Distiller 4.0 for Windows CreationDate Fri Jun 23 14:30:43 EEST 2000 ModDate Fri Jun 23 17:31:08 EEST 2000 ID 0x614c95b53121e20b16e742a026d57ad6 0x614c95b53121e20b16e742a026d57ad6 Filters FilterPipeline FlateDecode Images Image NisoImageMetadata JHOVE image/png 1516 581 8 integer Filter FlateDecode Image NisoImageMetadata JHOVE image/png 600 450 8 integer Filter FlateDecode Image NisoImageMetadata JHOVE image/png 523 162 8 integer Filter FlateDecode Image NisoImageMetadata JHOVE image/png 522 165 8 integer Filter FlateDecode Image NisoImageMetadata JHOVE image/png 1891 1057 8 integer Filter FlateDecode Fonts Type1 Font BaseFont BOBDDM+Symbol FontSubset true FirstChar 1 LastChar 4 FontDescriptor FontName BOBDDM+Symbol Flags Symbolic FontBBox -180 -293 1090 1010 FontFile3 true EncodingDictionary Differences true ToUnicode true Font BaseFont BOBDDO+TT260o00 FontSubset true FirstChar 61 LastChar 61 FontDescriptor FontName BOBDDO+TT260o00 Flags Nonsymbolic FontBBox 0 0 0 0 FontFile3 true Encoding WinAnsiEncoding TrueType Font BaseFont BOAAOJ+ArialMT FontSubset true FirstChar 32 LastChar 32 FontDescriptor FontName BOAAOJ+ArialMT Flags Nonsymbolic FontBBox -665 -325 2028 1037 FontFile2 true Encoding WinAnsiEncoding Font BaseFont BOABGD+TimesNewRomanPS-BoldMT FontSubset true FirstChar 32 LastChar 146 FontDescriptor FontName BOABGD+TimesNewRomanPS-BoldMT Flags Serif Nonsymbolic FontBBox -558 -307 2034 1026 FontFile2 true Encoding WinAnsiEncoding Font BaseFont BOAAJF+TimesNewRomanPSMT FontSubset true FirstChar 32 LastChar 197 FontDescriptor FontName BOAAJF+TimesNewRomanPSMT Flags Serif Nonsymbolic FontBBox -568 -307 2028 1007 FontFile2 true Encoding WinAnsiEncoding Font BaseFont BOAALF+Arial-BoldMT FontSubset true FirstChar 32 LastChar 121 FontDescriptor FontName BOAALF+Arial-BoldMT Flags Nonsymbolic FontBBox -628 -376 2034 1048 FontFile2 true Encoding WinAnsiEncoding Font BaseFont BOBENK+TimesNewRomanPS-ItalicMT FontSubset true FirstChar 32 LastChar 146 FontDescriptor FontName BOBENK+TimesNewRomanPS-ItalicMT Flags Serif Nonsymbolic Italic FontBBox -498 -307 1120 1023 FontFile2 true Encoding WinAnsiEncoding ------------------ Notes on the error ------------------ ------------------------------ Related errors by source files ------------------------------ :: JHOVE: Problem with page label structure Notice: any operation suggested on this page should be carefully considered before use, as this article is in continuous development. Data is available at https://github.com/Digital-Preservation-Finland/knowledge-base.