How to fix R package installation /bin/bash: gfortran: command not found

Problem:

While installing some R package, you see an error message like

gfortran_missing_output.txt

/bin/bash: gfortran: command not found

/bin/bash: gfortran: command not found

You need to install the gfortran compiler. On Ubuntu, you can do that using

install_gfortran.sh

sudo apt -y install gfortran

sudo apt -y install gfortran

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