I've got your back, DWhite20.
Thank you for sharing the complete details of your concern about getting the error code H202.
The error means that something is blocking the multi-user connection to your server, and I'm glad to help fix this issue.
The following steps outlined below will guide you through getting rid of the error:
Step 1: Follow steps depending on how you host your company files.
Step 2: Download and install the QuickBooks Tools Hub on your server.
Step 3: From the Tools Hub, run the QuickBooks Database Server Manager on your server.
Step 4: Check the services on your server.
For instructions and detailed solutions for each step outlined above, please refer to this article: How to fix Error H202 and H505.
Just a heads up, make sure to update QuickBooks Desktop to its latest release. This is to keep the software updated and get new features and fixes.
Let me know how everything goes by clicking the Reply button below, and I'm always around to help ensure your success.