Error Code H202
This is a DNS issue. Run the following command from an elevated command prompt or PowerShell prompt:
netsh int ipv4 add excludedportrange protocol=udp startport=xxxxx numberofports=1
Taken From: ...
Error codes: (-12, 0)
If you see this error message when attempting to open a company file:
There is likely an update for QuickBooks. Close and re-open QuickBooks. Check for ...