Updated Troubleshooting (markdown)

Troubleshooting.md

@@ -24,7 +24,8 @@ As per https://github.com/linuxserver/docker-papermerge/issues/4, run these comm
 
 ## No Notifications
 
-Make sure you're not sending too long messages, as some notification targets do have message length limitations.  
+Make sure you're not sending too long messages, as some notification targets do have message length limitations.   (See https://github.com/dgtlmoon/changedetection.io/wiki/Notification-configuration-notes )
+
 For example, too long notification message submitted to the Telegram will produce the following error in the log file:
 
 ```