How to Fix 'dyld: Library not loaded: /usr/local/opt/icu4c/lib/libicui18n.62.dylib' Error When Running PHP?

Unable to Run PHP Due to Library Loading Error: Resolving "dyld: Library not loaded: /usr/local/opt/icu4c/lib/libicui18n.62.dylib"

When attempting to run php -v, you may encounter the error:

dyld: Library not loaded: /usr/local/opt/icu4c/lib/libicui18n.62.dylib
Referenced from: /usr/local/bin/php
Reason: image not found

This error indicates that a dependency for PHP, specifically a library named libicui18n.62.dylib, cannot be located.

To resolve this issue, the recommended approach is to update your Homebrew packages and perform a cleanup. Here are the steps you can follow:

1. Upgrade Homebrew

   brew update

2. Upgrade ICU4C

   brew upgrade icu4c

3. Upgrade All Packages

   brew upgrade

4. Cleanup

   brew cleanup

By executing these commands, your Homebrew packages will be brought up to the latest stable versions, and any conflicting installations will be removed. After completing these steps, PHP should be able to run without encountering the library loading error.

If the issue persists, you may need to consult the Homebrew documentation for additional troubleshooting steps.

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