Damaged objects (Fallout 4)

In the construction mode, the message "repair the damaged object" constantly pops up .. At first it was written that the turret was damaged, yes !! ... put the terminal,. Connected to the turrets, really one 100% different 28% ... I was looking for an opportunity to repair, I did not find ..fig him knows where to press that. And nowhere except on the terminal is it written about damage ... In short, I stupidly disassembled all the turrets, but the message still pops up: "repair the damaged object", .. How to solve ...?