I'm so sorry, I messed up.

Meaning

Informal expression of regret for a mistake.

Examples

• John: '<b>I'm so sorry, I messed up</b>. I deleted the file.'<br>
• Alice: 'Can it be recovered?'
• John: 'Can you undo it?'
• Alice: '<b>I'm so sorry, I messed up</b>. I sent the email to the wrong person.'<br>