Ktload364

※（私の環境にはmysql@5.6入ってなかったので）結局のところmysql@5.6を入れれば解決したのかも。 なのだけど、わたしがいったんコケを解消した方法はmysql2の下記のissueにあった方法。 ld: library not found for -lssl after Mac OS Sierra upgrade #795. New macOS Big Sur return 'ld: library not found for -lSystem' Jump to solution. I update the newest macOS Big Sur version. But the intel fortran does not work.

I’ve come across this error several times throughout my development career so I figured it was finally time to write it down.

Scenario

Whenever I try to install certain versions of the mysql2 gem in a Ruby on Rails application, I get the following error:

Solution

In order to fix this issue on macOS, first make sure that you have cmake installed.

Then you can install the gem via the following command:

Hope this helps save someone some time!

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Install Python MySQLClient on M1 Mac

tags: pythonmacm1mysqlclientmysql

The following records how to solve the installation Python on the M1 Macmysqlclient Failure problem.

Installation process

The installation command:

Installmysqlclient The following problem will appear:

This problem can be installed locallymysql To resolve:

According to the first installation failure, the second installation is performed:

Then try installingmysqlclient The following problems occurred again:

PassSee content 1Know that I need to installzstd：

Finishzstd Try installationmysqlclient, But still that errorld: library not found for -lThen bySee content 2 I know that I can passenv Set the environment variable to specify the location of the dependency library:

Similar questions were found:

InSee content 2 I can know that I need to install it.openssl：

In confirmation already installedopenssl After, try to installmysqlclientI found that the problem is still not solved, then pass it againenv Set upopenssl Dependent library location:

It is successfully installed here.mysqlclient！

Reference

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