Honorbuddy doesn't working

Hello, i just purchased Honorbuddy yesterday, and it could worked, but this day honorbuddy is doesn't working. When i try to login with my key, it closing by itself.

What should i do? I was searched in forum, but i not find to useful tips for my problem.

May anyone help me please? Thanks..

Edit: I think its a my log file;

Code:

[20:46:31.956 N] Honorbuddy v2.5.12479.763 started.
[20:46:34.919 N] Logging in...
[20:46:35.711 N] T: 5247249486376910353 H: 3254771150
[20:46:36.730 N] Attaching to D3D11
[20:46:37.100 N] Error attaching Honorbuddy to WoW! - System.Xml.XmlException: '.', hexadecimal value 0x00, is an invalid character. Line 1, position 1.
   at System.Xml.XmlTextReaderImpl.Throw(Exception e)
   at System.Xml.XmlTextReaderImpl.Throw(String res, String[] args)
   at System.Xml.XmlTextReaderImpl.ThrowInvalidChar(Char[] data, Int32 length, Int32 invCharPos)
   at System.Xml.XmlTextReaderImpl.ParseRootLevelWhitespace()
   at System.Xml.XmlTextReaderImpl.ParseDocumentContent()
   at System.Xml.XmlTextReaderImpl.Read()
   at System.Xml.XmlReader.MoveToContent()
   at System.Xml.Linq.XElement.Load(XmlReader reader, LoadOptions options)
   at System.Xml.Linq.XElement.Load(String uri, LoadOptions options)
   at System.Xml.Linq.XElement.Load(String uri)
   at Styx.Helpers.Settings.Load()
   at Styx.Helpers.Settings..ctor(String settingsPath, String oldSettingsPath)
   at Styx.Helpers.CharacterSettings..ctor()
   at Styx.StyxWoW.()
   at Styx.StyxWoW.
(Process , GraphicsApi )
   at Honorbuddy.MainWindow.<FindAndAttachToWoW>d__50.MoveNext()

 

Sorry for spam, but i need help urgently

 

Okay im trying now!

 

Thank you it works now.