KDP error: PDF transparency layers not flattened
Last reviewed by Robert Prime — May 2026 Quick Answer: Your PDF contains transparent layers (drop shadows, transparent PNGs, overlapping …
Troubleshooting
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KDP error: RGB images in print interior (CMYK required)
Last reviewed by Robert Prime — May 2026 Quick Answer: KDP requires print PDFs in CMYK colour space, not RGB. Convert your file: in Acrobat …
KDP error: Title on cover doesn't match dashboard metadata
Last reviewed by Robert Prime — May 2026 Quick Answer: The title on your cover or interior PDF doesn't match the title in your KDP dashboard …
Common KDP Rejection Reasons and Fixes — Interactive Troubleshooting Tool
Last reviewed by The publishing.co.uk Team — May 2026 Select your rejection reason below to get specific, step-by-step fix instructions. You …