Merge data definition language (DDL) error: Dropping a column used in a row filter or a join filter is not allowed. To drop ...

Merge data definition language (DDL) error: Dropping a column used in a row filter or a join filter is not allowed. To drop a column used in a row filter, first change the row filter using sp_changemergearticle. To drop a column used in a join filter, first drop the join filter using sp_dropmergefilter.