JSON解析错误：钛中无法识别的标记'<'

I'm receiving the error JSON Parse error: Unrecognized token '<'. but only on IOS. in android it is working fine and the JSON seams to be right. (You can put the link in your web browser and se). The error is in this line Data = JSON.parse(this.responseText); but i can't understand why. and why does is work on android and not in IOS?I'm receiving the error JSON Parse error: Unrec