The Force Awakens is said to have required about three weeks of reshoots, which matches Rogue One.
The initial report claimed that Disney executives were extremely worried about Rogue One after the movie failed to test well.
Earlier today it was reported that Rogue One: A Star Wars Story was undergoing extensive and very expensive reshoots after a few disastrous test screenings sent Disney into a panic.
And The Force Awakens under went reshoots before its release this past December.