topic You can use Append Field page in Product Forum https://community.blueprism.com/t5/Product-Forum/How-do-I-add-column-to-populated-collection/m-p/61872#M15067 You can use Append Field page in the collection manipulation internal object to add an additional column into your already existing collection. Thu, 23 Mar 2017 17:22:00 GMT AchreshMittal 2017-03-23T17:22:00Z How do I add column to populated collection https://community.blueprism.com/t5/Product-Forum/How-do-I-add-column-to-populated-collection/m-p/61870#M15065 I have a populated collection via VBO and need to create a new column in it. There is a way to do it manually, but is there a way to do by robot? When the column is added first, then it is not possible to populate it via VBO, an error occures - collection is formatted, but format does not match. Wed, 22 Mar 2017 14:11:00 GMT https://community.blueprism.com/t5/Product-Forum/How-do-I-add-column-to-populated-collection/m-p/61870#M15065 peter.marcis 2017-03-22T14:11:00Z You need to use a dynamic https://community.blueprism.com/t5/Product-Forum/How-do-I-add-column-to-populated-collection/m-p/61871#M15066 You need to use a dynamic collection for the output of the VBO action, then you won't get the error. Wed, 22 Mar 2017 21:31:00 GMT https://community.blueprism.com/t5/Product-Forum/How-do-I-add-column-to-populated-collection/m-p/61871#M15066 John__Carter 2017-03-22T21:31:00Z You can use Append Field page https://community.blueprism.com/t5/Product-Forum/How-do-I-add-column-to-populated-collection/m-p/61872#M15067 You can use Append Field page in the collection manipulation internal object to add an additional column into your already existing collection. Thu, 23 Mar 2017 17:22:00 GMT https://community.blueprism.com/t5/Product-Forum/How-do-I-add-column-to-populated-collection/m-p/61872#M15067 AchreshMittal 2017-03-23T17:22:00Z It is worth noting that the https://community.blueprism.com/t5/Product-Forum/How-do-I-add-column-to-populated-collection/m-p/61873#M15068 It is worth noting that the append field actions in the collection manipulation Vbo have options for text and number only. However you can amend the code stage very easily to allow you to append other data type fields onto a collection. Fri, 24 Mar 2017 18:08:00 GMT https://community.blueprism.com/t5/Product-Forum/How-do-I-add-column-to-populated-collection/m-p/61873#M15068 TomBlackburn1 2017-03-24T18:08:00Z