InfoPath Dev

Hi! Thanks for your response. Actually, I am talking about my "main" data source which is locked. Somedoby else coded this application that I now "inherited" and I am trying to unlock the data source to add fields. Do you know if this is feasible? Thank you! 

Hi! I encountered a problem trying to add fields to an existing data source. Somehow, this particular data source and its corresponding fields are "locked". Consequently, InfoPath would not let me make any modifications to the data source. Does anybody know how to "unlock" a data source? Thanks in advance for your ...