Error at mobile enable - plugin definition cannot locate schema

Full error messages are:

"The plugin definition of mobile_codes_providers cannot locate schema mobile_codes_providers.
The plugin definition of mobile_codes_presets cannot locate schema mobile_codes_presets."

I've tried both 6.x-2.0 and 6.x-2.x-dev.
Using ctool 6.x-1.x-dev
Drupal 6.22

Please help...