---
title: "Discussion on \"How to Fix the \"Logger\" Error in CocoaPods by Pinning concurrent‑ruby to 1.3.4\" | Hashnode"
description: "Discussion on \"How to Fix the \"Logger\" Error in CocoaPods by Pinning concurrent‑ruby to 1.3.4\". Resolve the \"uninitialized constant ActiveSupport::LoggerThreadSafeLevel::Logger (NameError)\" error during pod install in your Expo project. This step-by-st"
url: "https://hashnode.com/posts/how-to-fix-the-logger-error-in-cocoapods-by-pinning-concurrentruby-to-134/67b119f7e19b3151d3eb4a30"
---

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# [How to Fix the "Logger" Error in CocoaPods by Pinning concurrent‑ruby to 1.3.4](https://janellgames.hashnode.dev/how-to-fix-the-logger-error-in-cocoapods-by-pinning-concurrentruby-to-134?utm_source=hashnode&utm_medium=feed)

Resolve the "uninitialized constant ActiveSupport::LoggerThreadSafeLevel::Logger (NameError)" error during pod install in your Expo project. This step-by-st

Feb 15, 2025 · 3 min read · janellgames.hashnode.dev  
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