Xcode数字键盘，十进制错误 [英] Xcode Number pad with decimal error

问题描述

在xcode中，当我为我的文本字段打开.xib中的十进制键盘选项，并且运行该应用程序时，收到此错误:

In xcode when I turn on the decimal pad keyboard option in the .xib for my textfield, and I run the application, I receive this error:

Jun 13 01:22:38 Nicholas-Gibsons-iPhone Quick Utilities[1009] <Error>: 
CGContextSetFillColorWithColor: invalid context 0x0. This is a serious error. This 
application, or a library it uses, is using an invalid context  and is thereby 
contributing to an overall degradation of system stability and reliability. This notice is 
a courtesy: please fix this problem. It will become a fatal error in an upcoming update.

如果您知道这到底意味着什么，那么您将获得很多帮助！非常感谢！

If you have any idea what this really means, you would be a lot of help! Thanks so much!

推荐答案

尝试以下操作:

textField.keyboardType = UIKeyboardTypeDecimalPad;

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