Hello! When i'm trying to start this program, i get:

~ $ facebook-cli
Traceback (most recent call last):
16: from /usr/bin/facebook-cli:23:in <main>' 15: from /usr/lib/ruby/2.7.0/rubygems.rb:297:in activate_bin_path'
14: from /usr/lib/ruby/2.7.0/rubygems.rb:297:in synchronize' 13: from /usr/lib/ruby/2.7.0/rubygems.rb:298:in block in activate_bin_path'
12: from /usr/lib/ruby/2.7.0/rubygems/specification.rb:1371:in activate' 11: from /usr/lib/ruby/2.7.0/rubygems/specification.rb:1389:in activate_dependencies'
10: from /usr/lib/ruby/2.7.0/rubygems/specification.rb:1389:in each' 9: from /usr/lib/ruby/2.7.0/rubygems/specification.rb:1403:in block in activate_dependencies'
8: from /usr/lib/ruby/2.7.0/rubygems/specification.rb:1371:in activate' 7: from /usr/lib/ruby/2.7.0/rubygems/specification.rb:1389:in activate_dependencies'
6: from /usr/lib/ruby/2.7.0/rubygems/specification.rb:1389:in each' 5: from /usr/lib/ruby/2.7.0/rubygems/specification.rb:1403:in block in activate_dependencies'
4: from /usr/lib/ruby/2.7.0/rubygems/specification.rb:1371:in activate' 3: from /usr/lib/ruby/2.7.0/rubygems/specification.rb:1389:in activate_dependencies'
2: from /usr/lib/ruby/2.7.0/rubygems/specification.rb:1389:in each' 1: from /usr/lib/ruby/2.7.0/rubygems/specification.rb:1400:in block in activate_dependencies'
/usr/lib/ruby/2.7.0/rubygems/dependency.rb:311:in to_specs': Could not find 'ruby2_keywords' (>= 0) among 58 total gem(s) (Gem::MissingSpecError) Checked in 'GEM_PATH=/home/user/.gem/ruby/2.7.0:/usr/lib/ruby/gems/2.7.0', execute gem env` for more information