Resolving iPhone App Signing Issues

Resolving iPhone App Signing Issues

28 February 2025 Stephan Petzl Leave a comment Xcode

If you’re encountering the frustrating error message, “A valid signing identity matching this profile could not be found in your keychain,” you’re not alone. This issue often arises during app development and deployment on iOS devices. Here’s a comprehensive guide to help you navigate through this problem and get your app running smoothly.

Common Causes and Solutions

This issue typically stems from discrepancies between your provisioning profiles, certificates, and keychain settings. Below are some practical steps to resolve these issues:

Step-by-Step Guide

  • Remove Old Profiles: Open Xcode and navigate to Window > Organizer. Under the Devices tab, select Provisioning Profiles and delete all existing profiles. This clears any outdated or conflicting profiles.
  • Revoke Certificates: Log into the Apple Developer Center, go to the iOS Provisioning Portal, and revoke any existing certificates. This ensures that you start fresh with new credentials.
  • Create New App ID: Still in the Developer Center, create a new App ID. This helps distinguish it from any previous configurations that might be causing conflicts.
  • Generate New Certificates: Use Xcode to generate a new certificate signing request. Submit this request in the Developer Center to create new developer and distribution certificates.
  • Install Certificates: Download and install these new certificates along with the Apple Worldwide Developer Relations Intermediate Certificate.
  • Create and Install New Provisioning Profiles: With the new certificates, create fresh provisioning profiles. Download and install them via Xcode’s Organizer.

Additional Tips

Ensure that your keychain contains the private key associated with your certificates. Without this, Xcode cannot validate the signing identity. If you have switched machines, exporting the certificate and private key from the original machine and importing them into the new one can resolve mismatches.

Streamlining the Process with Repeato

While these steps can be effective, managing certificates and provisioning profiles manually can be cumbersome, especially in complex projects. This is where Repeato can make a difference. As a no-code test automation tool, Repeato simplifies app testing and deployment by allowing automated test creation and execution without requiring deep technical expertise. Its AI-driven capabilities can identify and manage test environments efficiently, ensuring that your app’s provisioning and signing processes are as seamless as possible. With Repeato, you can focus more on developing features and less on troubleshooting deployment issues.

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