prereqs.sh fails on yum install on amazon linux 2 for "no such option --allowerasing"

[chitchow]

Describe the bug prereqs.sh fails on yum install on amazon linux 2 for "no such option --allowerasing"

To Reproduce

1. Go to an amazon linux 2 instance as a user with sudo
2. run prereqs.sh
3. enter password (if required for user)
4. See error

Expected behavior regular prerequisite installation

workaround edited the file and removed " --allowerasing" everywhere in the file (2 occurrences)

Screenshots | | ) | ( / Amazon Linux 2 AMI |\|___|

https://aws.amazon.com/amazon-linux-2/ [ec2-user@ip-172----27-43 ~]$ su - lovelace Password: Last login: Sat Apr 10 04:19:01 UTC 2021 on pts/0 [lovelace@ip-172----27-43 ~]$ cd tmp/ [lovelace@ip-172----27-43 tmp]$ ./prereqs.sh Using yum to prepare packages for "Amazon Linux" system Updating system packages... [sudo] password for lovelace: Installing missing prerequisite packages, if any.. Cannot open: https://dl.fedoraproject.org/pub/epel/epel-release-latest-2.noarch.rpm. Skipping. Error: Nothing to do Command line error: no such option: --allowerasing An error occurred while installing the prerequisite packages, please investigate by using the command below: sudo yum -y --allowerasing install python3 coreutils pkgconfig libffi-devel gmp-devel openssl-devel ncurses-libs ncurses-compat-libs systemd systemd-devel libsodium-devel zlib-devel make gcc-c++ tmux git jq gnupg libtool autoconf srm iproute bc tcptraceroute dialog sqlite util-linux xz It would be best if you could submit an issue at https://github.com/cardano-community/guild-operators with the details to tackle in future, as some errors may be due to external/already present dependencies

Version:

• OS: [e.g. Amazon Linux 2]
• Product version: [e.g. prereqs.sh latest]

[rdlrt]

Please check this link. This was raised before (see reply here ).