This is a place where You can contact authors of this program.
If You have question about Klango 3, You should search forums first.
Maybe answer is already there!

Selecting the proper category will help Us proceed Your message faster.

In the last field of this form You will be asked to attach log file.
This file contains information about Your system configuration and actions that You have been taking in Klango before crash.
If Your problem was technical You should attach this file so we can find the cause.