FIELD: information technology.
SUBSTANCE: when execution of a second image forming process for a sheet, having an image formed through a first image forming process is indicated, the disclosed image forming apparatus restricts execution of postprocessing for the sheet undergone by the first image forming process even when postprocessing for the sheet is indicated.
EFFECT: broader functional capabilities owing to separate and multiple execution of an image forming process for the same sheets to prevent the next image forming process from becoming impossible depending on the result of the previous image forming process.
10 cl, 11 dwg
