Xcode 4.3, ibtool and Localization

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Maybe you tried to use ibtool for a localization process and you got an error like:
Error: No developer directory found at /Developer. Run /usr/bin/xcode-select to update the developer directory path.

The solution comes from Devblog in this post and states that we have to execute in terminal the following command:

sudo xcode-select -switch /Applications/Xcode.app/Contents/Developer