I am trying to change the name of my company and I keep getting an application error has occurred while processing your request:-11111. Has anyone seen this?

I understand the frustration this may have caused you. Let's navigate together to find out what is causing this error and how we can fix this. 

Sometimes, QuickBooks may exhibit strange behavior or experience performance issues caused by browser problems. Since you got an error, "An application error has occurred while processing your request 11111,"which made you unable to change your company's name, we can try logging in to your QBO account using a private browser as this ignores cookies and does not record browsing history or data, which may help resolve the issue.

Use these shortcut keys on your keyboard to access incognito mode:

• Google Chrome: Ctrl + Shift + N
• Mozilla Firefox: Ctrl + Shift + P
• Microsoft Edge: Ctrl + Shift + P
• Safari: Command + Shift + N

If there's no issue with using a private browser, go back to your regular browser and clear its cache. 

You might also want to check out the article on system requirements for QuickBooks Online to ensure the best experience when using the platform.

Moreover, you can also visit our QuickBooks Blog for the latest innovations and product news.

 
Furthermore, you can check out this article to learn the usage limits, like accounts or users, you can have at one time: Learn about usage limits in QuickBooks Online.

Feel free to reach out if you have further questions about changing your company name or navigating your QuickBooks in the comment section below. I will be happy to assist you. Stay safe.