mac@MacBook-Pro-de-mac myapp % rails s
=> Booting Puma
=> Rails 6.0.2.2 application starting in development
=> Run `rails server --help` for more startup options
Puma starting in single mode...
* Version 4.3.3 (ruby 2.6.5-p114), codename: Mysterious Traveller
* Min threads: 5, max threads: 5
* Environment: development
* Listening on tcp://127.0.0.1:3000
* Listening on tcp://[::1]:3000
Use Ctrl-C to stop
Started GET "/" for ::1 at 2020-03-21 03:37:55 +0000
dyld: lazy symbol binding failed: Symbol not found: _PQresultMemorySize
Referenced from: /Users/mac/.rbenv/versions/2.6.5/lib/ruby/gems/2.6.0/gems/pg-1.2.3/lib/pg_ext.bundle
Expected in: /usr/lib/libpq.5.dylib
dyld: Symbol not found: _PQresultMemorySize
Referenced from: /Users/mac/.rbenv/versions/2.6.5/lib/ruby/gems/2.6.0/gems/pg-1.2.3/lib/pg_ext.bundle
Expected in: /usr/lib/libpq.5.dylib
zsh: abort rails s
FATAL: prematurely zombied
mac@MacBook-Pro-de-mac myapp %