There's no excuse for my error.

Meaning

Accepting blame without justification.

Examples

• John: 'There's no excuse for my error; I should have been more diligent.'<br>
• Alice: 'Okay, John. Let's move forward.'
• John: 'It happens, Alice. Let's fix it.'
• Alice: 'There's no excuse for my error; I should have double-checked my work.'<br>