Thank you for reaching out to us, Annie.
To better assist you with your deposit, please tell us what type of transaction you did and explain what you mean by "Error on Line 24." You can share a screenshot of the error to help us understand your issue and provide the right support.
If you're referring to bank deposits, you can scan this article for an additional guide: Record and make bank deposits in QuickBooks Online.
After depositing, reconcile your accounts in QuickBooks to compare your records with your bank statement and help you find any differences or mistakes.
We want you to know that the Community forum is here to assist you. Feel free to return and provide additional details of your concern.