My-WL6-9-install-no-longer-authenticates

WL6 stopped authenticating my install. How do I reactivate it? My sub goes through January 2022. Thanks.

OS: Microsoft Windows NT 6.2.9200.0
UTC: 2021-04-07T23:00:22.5074352Z
Command Line: "C:\Program Files\MS123\Wealth-Lab Developer 6\WealthLabDev.exe"
Product Name: Wealth-Lab Developer 6
Version: 6.9.23.1
Auth Mode: FromApplication
First Name: xxx(deleted next items for security - can give if needed)
Last Name: xxx
Activation Key: xxx
PC Fingerprint: xxx
PC Name: xxx
Error: Exception - The request failed with an empty response.