Mutool Glyph Index Error: Revision history

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3 February 2026

  • curprev 17:1817:18, 3 February 2026Planetoid talk contribsm 3,668 bytes +36 No edit summary undo
  • curprev 14:0714:07, 3 February 2026Planetoid talk contribs 3,632 bytes +3,632 Created page with "'''mutool glyph index error''' is an issue that occurs when using the mutool command from the MuPDF toolset to process PDF files, resulting in text extraction failure due to abnormal font glyph index mapping. This problem is commonly found in scanned documents processed through Optical Character Recognition (OCR). __TOC__ == Problem Description == When mutool processes certain PDF files, it generates the following error message: <pre>warning: FT_Get_Advance(HiddenHor..."