Patent ID: 8601462

Claim:
An apparatus for modifying an application comprising a plurality of modules, the apparatus comprising: a computer; a component for presenting a user with a list of the plurality of modules; a component for enabling the user to specify input regarding any permitted version modifications for the modules listed; a component for determining whether the requested modifications are possible, one or more failure messages being output when any of the requested modifications are not possible; and a component for using at least one of the failure messages to enable modification of the initial input provided by the user, wherein the component for using at least one of the failure messages to enable modification of the initial selection provided by the user comprises: a component for using at least one of the failure messages to automatically modify the input initially provided; and a component for providing the modified input to a component responsible for determining whether any specified modifications are possible, wherein the component for using at least one of the failure messages to automatically modify the input initially provided comprises: a component for determining from a failure message that a required entity is missing; a component for identifying whether the required entity is provided by a module at a version that is accessible to the application; and a component for selecting the accessible module.