Button Field is not visible

[pronext]

Maybe try to use the function proposed in another post here. It worked for me:

Child table's button type only appears on click of table

Hi Guys i have created on child table there is two fields one name as data type and other one is view as button type so when i do refresh the child table button is disappearing [campaing_view] and whenever i clicked on child table suddenly button appears [campaign_clicked] does any one know what is the issue here thanks and regards Eliyas