Unsupported format: Check that the file type is supported (PDF, DOCX, PPTX, XLSX, TXT, HTML, images, audio, video)

File too large: Maximum file size is 150MB

Corrupted file: Try opening the file locally to confirm it's not damaged

Complex layout: Highly unusual layouts may require multiple processing attempts

Re-upload the file: Sometimes a second attempt resolves temporary issues

Check file format: Ensure the file extension matches the actual format

Simplify if possible: For very complex documents, consider splitting into smaller files

Try a different format: If a scanned PDF isn't working, try re-scanning at higher quality

The file (or a sample) that's not processing

Expected result vs. actual result

Any error messages