diff --git a/Troubleshooting.md b/Troubleshooting.md
index ad03e44..1158755 100644
--- a/Troubleshooting.md
+++ b/Troubleshooting.md
@@ -154,6 +154,11 @@ See [Error: Can't connect to EDDN](#error-cant-connect-to-eddn) above.
 ## Error: Can't connect to Inara
 See [Error: Can't connect to EDDN](#error-cant-connect-to-eddn) above.
 
+## Error: Unable to get token
+You almost certainly have an Anti-Virus, Software Firewall, or VPN stopping
+EDMC from communicating with the Frontier authorization server.  Please
+whitelist EDMarketConnector.exe for connections to auth.frontierstore.net.
+
 ## I'm using BitDefender and things don't work
 If you are trying to run EDMC with BitDefender on your computer you will not receive an error in BitDefender or any notification, however EDMC will be unable to authenticate with Frontier servers or check for updates.