misoperate

From mis- +‎ operate.

misoperate (third-person singular simple present misoperates, present participle misoperating, simple past and past participle misoperated)

1. (usually intransitive) To operate incorrectly.
   • 2023 November 15, Prof. Jim Wild, “This train was delayed because of bad weather in space”, in RAIL, number 996, page 31:

     Our research suggests that many signals could mis-operate during the [solar] storm, but at present we can't say precisely which signals are going to be affected or when the faults would occur.

• (operate incorrectly): malfunction, misbehave