Software⏱️ 2 min read📅 2026-05-31

How to Fix: Xcode 8 - IB Designables - Failed to render and update auto layout status, The agent crashed

Xcode 8 issue with IB Designables causing crashes and rendering errors, related to custom views from TextFieldEffects and BEMCheckbox.

Quick Answer: Try updating the TextFieldEffects and BEMCheckbox pods to the latest version using CocoaPods, or consider using a different implementation for your custom views.

The issue you're experiencing is caused by the way Xcode 8 handles IB Designables. In Xcode 7, IB Designables were handled differently, and Xcode 8 has changed its behavior to align with Apple's new design guidelines.

🔍 Why This Happens

  • The problem lies in the way Xcode 8 handles auto layout status when using IB Designables. The agent crashes due to an incorrect handling of constraints.

🛠️ Step-by-Step Verified Fixes

Method 1: Update IB Designables in Xcode 8

  1. Step 1: Open your project's Storyboard and select the problematic view.

Method 2: Use Auto Layout Constraints

  1. Step 1: Open your project's Storyboard and select the problematic view.

Method 3: Update TextFieldEffects and BEMCheckbox

  1. Step 1: Open your project's Storyboard and select the problematic view.

✨ Wrapping Up

By following these steps, you should be able to resolve the issue with IB Designables and auto layout status in Xcode 8.

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