Hi, raj. I can route you to our live expert team to review the unexpected error more closely.
Please consider reaching out to our live support team to examine the cause of the error, as they have the appropriate tools and can provide you with a real-time resolution.
Here’s how you can connect to our live expert:
- Sign in to your QuickBooks Online account.
- Click (?)Help at the top right corner.
- Enter your concern and click Let's Talk.
- Select Contact Us to connect with a live support agent.
- Choose a way to connect with us:
- Start a chat with a support expert.
- Get a callback from the next available expert.
Please be guided that our support hours are as follows:
- Plus, Essentials, and Simple Start users can reach us Monday to Friday from 6 AM to 6 PM PT and Saturday from 6 AM to 3 PM PT.
- Advanced users can contact us 24/7.
For more details about duplicating an invoice in QuickBooks, please check this article: Duplicate an invoice or an estimate in QuickBooks Online.
Additionally, I've included an article that may help you in the future. It outlines how to export your data directly to TurboTax Self-Employed when it's time to file for tax season: Send QuickBooks Self-Employed tax info to TurboTax Self-Employed or Live.
Do you have more questions about the duplicate invoice or managing invoices? Just click the Reply button so we can help you further.