[one-users] oneacct error with mysql

[Olivier Sallou]

Hi,
I changed my config to use MySQL as backend but I have an error with 
oneacct, do you have any idea of what could be the problem ?
Other one commands works fine.

/usr/lib/ruby/1.8/rubygems/custom_require.rb:31:in 
`gem_original_require': LoadError: no such file to load -- mysql 
(Sequel::AdapterNotFound)
     from /usr/lib/ruby/1.8/rubygems/custom_require.rb:31:in `require'
     from 
/var/lib/gems/1.8/gems/sequel-3.16.0/lib/sequel/adapters/mysql.rb:4
     from /usr/lib/ruby/1.8/rubygems/custom_require.rb:31:in 
`gem_original_require'
     from /usr/lib/ruby/1.8/rubygems/custom_require.rb:31:in `k_require'
     from /var/lib/gems/1.8/gems/sequel-3.16.0/lib/sequel/core.rb:249:in 
`tsk_require'
     from /var/lib/gems/1.8/gems/sequel-3.16.0/lib/sequel/core.rb:72:in 
`check_requiring_thread'
     from /var/lib/gems/1.8/gems/sequel-3.16.0/lib/sequel/core.rb:69:in 
`synchronize'
     from /var/lib/gems/1.8/gems/sequel-3.16.0/lib/sequel/core.rb:69:in 
`check_requiring_thread'
     from /var/lib/gems/1.8/gems/sequel-3.16.0/lib/sequel/core.rb:249:in 
`tsk_require'
     from 
/var/lib/gems/1.8/gems/sequel-3.16.0/lib/sequel/database/connecting.rb:23:in 
`adapter_class'
     from 
/var/lib/gems/1.8/gems/sequel-3.16.0/lib/sequel/database/connecting.rb:52:in 
`connect'
     from /var/lib/gems/1.8/gems/sequel-3.16.0/lib/sequel/core.rb:119:in 
`connect'
     from /usr/lib/one/ruby/oneacct.rb:32:in `initialize'
     from /usr/bin/oneacct:215:in `new'
     from /usr/bin/oneacct:215:in `initialize'
     from /usr/bin/oneacct:408:in `new'
     from /usr/bin/oneacct:408

thanks

Olivier