Guides

Problem-first walkthroughs of the errors that stop a submission. Each one explains what the error means, how to fix it, and which check catches it before you upload.

Setup

Guide	For when you hit
Create an App Store Connect API key	Issuer ID, Key ID, and the .p8 you can only download once - plus the 401 that follows a mismatch

Rejections by guideline

For when App Review sent your build back citing a guideline number.

Guide	For when you hit
2.1: App Completeness	A crash on launch, a demo account that didn't work, placeholder content
2.3: Accurate Metadata	Screenshots, description, keywords, or an Android mention in your listing
3.1.1: In-App Purchase	Selling digital content outside the App Store — or using IAP for physical goods
4.3: Spam	Your app matched against another as a duplicate or a saturated category
5.1.1: Privacy — Data Collection	Forced registration, missing purpose strings, no in-app account deletion

Upload and compliance errors

For when the error arrived by email, before a human ever saw the build.

Guide	For when you hit
ITMS-90683: Missing purpose string	An upload rejected for a missing NS…UsageDescription key
Missing Compliance: export encryption	A build stuck on Missing Compliance in App Store Connect

Looking for what AuditStore verifies rather than a specific error? Start with Checks.