Why won't rails server start?

Question

Ruby on Rails

I tried to start the server, but it says this:
/home/yaroslav/.rvm/gems/[email protected]_rails_4_0/gems/sqlite3-1.3.11/lib/sqlite3.rb:6:in `require' : incompatible library version - /home/yaroslav/.rvm/gems/[email protected]_rails_4_0/gems/sqlite3-1.3.11/lib/sqlite3/sqlite3_native.so (LoadError)
from /home/yaroslav/. rvm/gems/[email protected]_rails_4_0/gems/sqlite3-1.3.11/lib/sqlite3.rb:6:in `rescue in '
from /home/yaroslav/.rvm/gems/ruby-2.0. [email protected]_rails_4_0/gems/sqlite3-1.3.11/lib/sqlite3.rb:2:in `'
from /usr/lib/ruby/vendor_ruby/bundler/runtime.rb:77:in `require'
from /usr /lib/ruby/vendor_ruby/bundler/runtime.rb:77:in `block (2 levels) in require'
from /usr/lib/ruby/vendor_ruby/bundler/runtime.rb:72:in `each'
from /usr/lib/ruby/vendor_ruby/bundler/runtime.rb:72:in `block in require'
from /usr/ lib/ruby/vendor_ruby/bundler/runtime.rb:61:in `each'
from /usr/lib/ruby/vendor_ruby/bundler/runtime.rb:61:in `require'
from /usr/lib/ruby/vendor_ruby/ bundler.rb:99:in `require'
from /home/yaroslav/my_shop/config/application.rb:7:in `'
from /home/yaroslav/.rvm/gems/[email protected]_rails_4_0/ gems/railties-4.2.6/lib/rails/commands/commands_tasks.rb:78:in `require'
from /home/yaroslav/.rvm/gems/[email protected]_rails_4_0/gems/railties-4.2 .6/lib/rails/commands/commands_tasks.rb:78:in `block in server'
from /home/yaroslav/.rvm/gems/[email protected]_rails_4_0/gems/railties-4.2.6/lib/rails/commands/commands_tasks.rb:75:in `tap'
from /home/yaroslav /.rvm/gems/[email protected]_rails_4_0/gems/railties-4.2.6/lib/rails/commands/commands_tasks.rb:75:in `server'
from /home/yaroslav/.rvm/gems /[email protected]_rails_4_0/gems/railties-4.2.6/lib/rails/commands/commands_tasks.rb:39:in `run_command!'
from /home/yaroslav/.rvm/gems/[email protected]_rails_4_0/gems/railties-4.2.6/lib/rails/commands.rb:17:in `'
from bin/rails:4:in `require'
from bin/rails:4:in `'