我在用这个。在我将我的iPhone升级到IOS6.1之前，它运行良好。[[session_iposoutputStream]write:ui8BuffmaxLength:tot];现在它给出错误信息:ERROR-/SourceCache/ExternalAccessory/ExternalAccessory-213/EAOutputStream.m:-[EAOutputStreamwrite:maxLength:]-230failedtowritebecausestreamdoesnothavespaceavailable 最佳答案