Image forming apparatus that calls terminal device on other end indicated by predetermined destination number, when prespecified gesture is detected

An image forming apparatus comprising:

• a motion sensor that detects a gesture of a user;
• a communication device that includes a telephone set and makes communication with a telephone set on another end, through a predetermined communication network;
• an operation device through which an instruction is inputted according to an operation of the user;
• an image forming device that forms an image on a recording medium;
• and
• a control device including a processor, and configured to act, when the processor operates according to a control program, as a controller that causes the communication device to dispatch a call to the telephone set on another end indicated by a predetermined telephone number and start communication with the telephone set on another end, upon receipt of an answer to the dispatched call from the telephone set on another end, when the motion sensor detects a prespecified gesture, in a state where log-in in the image forming apparatus is permitted, the instruction has not been inputted to the operation device, and an error has occurred in the image forming device.