What is an Abend?

Abend, also known as abnormal end or AbEnd is an abnormal termination of a computer program that is usually a result of erroneous software logic.

An abend can be characterized as soft if the program can recover from the unexpected termination. If not, it’s characterized as hard.

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Common examples of abends include a program accessing memory not designated for that program or when a processor encounters instructions it doesn’t understand.

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