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System.Windows.Markup.XamlParseException
  HResult=0x80131501
  Message='Set property 'System.Windows.Condition.Binding' threw an exception.' Line number '46' and line position '34'.
  Source=<Cannot evaluate the exception source>
  StackTrace:
<Cannot evaluate the exception stack trace>

  This exception was originally thrown at this call stack:
    [External Code]

Inner Exception 1:
InvalidCastException: Unable to cast object of type 'System.Windows.TemplateBindingExpression' to type 'System.Windows.Data.BindingBase'.