TITLE: GCN CIRCULAR NUMBER: 15024 SUBJECT: Retraction of GCN Circ. 15020 (GRB 130722C Tiled Swift observations) DATE: 13/07/23 13:22:22 GMT FROM: Kim Page at U.of Leicester K.L. Page and C.J. Mountford (U. Leicester) report on behalf of the Swift-XRT team: GCN Circ. 15020, stating that Swift was performing tiled observations of GRB 130722C, was the result of a system error. There is no GRB 130722C. We apologise for any inconvenience caused.