TableView in TableView with button

Hi,

i've a problem with tableview in tableview, i've created a tableview with customview that contain another tableview that contain a customview that contain a button, in the tag of sub-tableview customview's button i've put a key.
When i click sub-tableview's customview button of the first tableview's customview, b4i return the tag of the last sub-tableview customview button of the last tableview customview that i've loaded.
is a bug or my mistake ?

thanks in advice

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