sudo apt-get purge --auto-remove erlang
and for other package like for node
Error:
Reading package lists... Done
Building dependency tree
Reading state information... Done
You might want to run 'apt-get -f install' to correct these:
The following packages have unmet dependencies:
rabbitmq-server : Depends: erlang-base (>= 1:19.3) but 1:18.3-dfsg-1ubuntu3.1 is to be installed or
erlang-base-hipe (>= 1:19.3) or
esl-erlang (>= 1:19.3)
Depends: erlang-crypto (>= 1:19.3) or
esl-erlang (>= 1:19.3)
Depends: erlang-eldap (>= 1:19.3) but 1:18.3-dfsg-1ubuntu3.1 is to be installed or
esl-erlang (>= 1:19.3)
Depends: erlang-inets (>= 1:19.3) or
esl-erlang (>= 1:19.3)
Depends: erlang-mnesia (>= 1:19.3) or
esl-erlang (>= 1:19.3)
Depends: erlang-os-mon (>= 1:19.3) or
esl-erlang (>= 1:19.3)
Depends: erlang-parsetools (>= 1:19.3) or
esl-erlang (>= 1:19.3)
Depends: erlang-public-key (>= 1:19.3) or
esl-erlang (>= 1:19.3)
Depends: erlang-runtime-tools (>= 1:19.3) or
esl-erlang (>= 1:19.3)
Depends: erlang-ssl (>= 1:19.3) or
esl-erlang (>= 1:19.3)
Depends: erlang-syntax-tools (>= 1:19.3) or
esl-erlang (>= 1:19.3)
Depends: erlang-tools (>= 1:19.3) or
esl-erlang (>= 1:19.3)
Depends: erlang-xmerl (>= 1:19.3) or
esl-erlang (>= 1:19.3)
Depends: socat but it is not going to be installed
E: Unmet dependencies. Try 'apt-get -f install' with no packages (or specify a solution).