Specific Reasons Behind QuickBooks Error Code H202

Quickbooks Error h202 can occur for a variety of reasons. The following is a list of them.
The ND files aren't set up correctly.
The database file cannot be accessed or opened by the user.
DNS service setup is incomplete and incorrect.
When a firewall prevents the accounting software from communicating with other important apps.
This problem can also be caused by incorrect or unsuitable hosting configuration.
QuickBooksDBXX/QBCF is unable to start.
If the user prevents the QuickBooks file from being accessed.
The data file has been configured incorrectly.