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Error: [email protected]: unknown version :mountain_lion

Tags:

homebrew

qt5.5

Followed this tutorial in installing qt5.5 on a macOS version 10.13.6 High Sierra. Failed when trying to brew install [email protected] giving me an error below:

Error: [email protected]: unknown version :mountain_lion

Versions:

  • brew
    Homebrew 2.0.0
    Homebrew/homebrew-core (git revision 175af; last commit 2019-02-02)
    Homebrew/homebrew-cask (git revision 05a81; last commit 2019-02-02)

  • macOS version 10.13.6 High Sierra

any help?

like image 403
houdinisparks Avatar asked Feb 03 '19 04:02

houdinisparks


1 Answers

Referring to the tutorial, the following steps are executed to install [email protected]

brew update
cd $( brew --prefix )/Homebrew/Library/Taps/homebrew/homebrew-core

# below is the last commit containing [email protected] with homebrew
git checkout 9ba3d6ef8891e5c15dbdc9333f857b13711d4e97 Formula/[email protected]

# here is where the error occurs
brew install [email protected]

Solution

turns out line 25 of [email protected] formula file checked out in the command ( as seen in the referred tutorial)

git checkout 9ba3d6ef8891e5c15dbdc9333f857b13711d4e97 Formula/[email protected]

is causing this problem. commenting it out fixes the issue

enter image description here

like image 134
houdinisparks Avatar answered Nov 04 '22 07:11

houdinisparks