Related Clues:

• Dumb mistake
• A dropped pop, e.g.
• Overthrow, usually
• Overthrowing, e.g.
• Apology prompter
• It can lead to an unearned run
• Major screw-up
• It may be marked with an X
• Anachronism, e.g.
• More than just a mistake
• Total mess
• It's not right
• "Blue screen of death" cause
• Huge goof
• It might be clerical