wordpress - bbPress Recent Topics widget - can't set Parent Forum ID -


i'm trying make recent topic widget, built bbpress, display 5 recent topics specific forum.

this supposed accomplished changing widget's parent forum id any forum's id (in case 118). i'm writing number, no quotes, in field , once saving resets any again , still forums displayed! how make widget keep setting?

i can't find info on issue - appreciate help.


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