locale-gen: command not found

[Edi Septriyanto]

Describe the Issue / Bug

Installing required dependencies...
/home/ubuntu/lemper-stack/scripts/helper.sh: line 120: locale-gen: command not found
Error: Failure running 'locale-gen --purge en_US.UTF-8 id_ID.UTF-8', exiting.

install locales , first

sudo apt-get install locales