Hello last day my fmrte 15 chrash...on log i see that:

2015-10-11 20:06:36,745 [6] ERROR General - System.Net.WebException: The remote name could not be resolved: 'trk.fmrte.com'
   at System.Net.HttpWebRequest.GetRequestStream(TransportContext& context)
   at System.Net.HttpWebRequest.GetRequestStream()
   at FMRTE_Framework.Tracking.TrackingRecords.SendData(String postData, c92991ff844d64251932c71d26aa8ffc9 server)
   at (Object , String , c92991ff844d64251932c71d26aa8ffc9 )
   at A.c8f2385aa8d7be4b780ea630bf42a39ff.c7b3d4b8209eb30b9e9eaccddd3480ffd(Object c3503c7c108e7ed4613682dae8bc0933e, String c675762c7529ffc6ec9561ea6e0da3390, c92991ff844d64251932c71d26aa8ffc9 c979a2de43e4b2b44c1fa0e81f959f6a4)
   at FMRTE_Framework.Tracking.TrackingRecords.uploadWorker_DoWork(Object sender, DoWorkEventArgs e)

now when i change tabs log shows:

2015-11-14 15:58:48,856 [Th_LoadingRemData] ERROR General - 
System.InvalidOperationException: Το νήμα κλήσης πρέπει να είναι STA, επειδή απαιτείται από πολλά στοιχεία UI.
   σε System.Windows.Input.InputManager..ctor()
   σε System.Windows.Input.InputManager.GetCurrentInputManagerImpl()
   σε System.Windows.Input.KeyboardNavigation..ctor()
   σε System.Windows.FrameworkElement.FrameworkServices..ctor()
   σε System.Windows.FrameworkElement.EnsureFrameworkServices()
   σε System.Windows.FrameworkElement..ctor()
   σε System.Windows.Controls.Control..ctor()
   σε A.c3b86e74b20d631d078e02dfba23a5053..ctor()
   σε A.c2adafa018d955c219072238115fc173d..ctor()
   σε A.c2adafa018d955c219072238115fc173d.c5e8a1c0a81ea3ccbb96bad528f6a99b0()
   σε A.c3745ff79ec0a8b8a272eb4dfeb3a911b..ctor()
   σε A.c3745ff79ec0a8b8a272eb4dfeb3a911b.c5e8a1c0a81ea3ccbb96bad528f6a99b0()
   σε A.cb0d30030a026c2596e4681bfa9eca699.c6d34d87f33fb4273268e9dabbe57847d()
 

Go to the settings menu unckeck the tracking checkbox and save the changes this solve the problem.