No interaction in pdf getting a pop box saying "this document has enabled features in adobe reader..

[mahipal12]

Hi..

       i dont have interaction in pdf..and it is online,when i entered into at text field it throwing a pop as

"this doucment has extended features in the adobe reader.this document has changed since it was created and use of extended features is no longer available.Please contact the author for the original version of this doucment.."

in my system i have adobe reader 10. is this sufficient or whether i should install acrobatic professional.

Thanks & Regards,

Mahipal

[Santosh_Nangunoori]

It means there were some changes made to the document which were not allowed by the author who extended permissions in Reader