I appreciate you sharing your concerns, @mvdb.
Before we begin, can you please specify what error message you have?
In the meantime, we can troubleshoot your browser. The stored data and cookies in your browser can sometimes cause pages in QuickBooks to make unusual behavior, such as errors. You can remove them by following the steps in this article: Troubleshooting browser problems.
We encourage you to use the comment section. This allows us to promptly assist you with any QuickBooks-related inquiries.