ios真机调试上传文件失败，在安卓上是成功的

ios真机调试上传文件失败，app直接关闭，在安卓上是成功的

if(path.length <= 0) {
plus.nativeUI.alert("没有添加上传文件！");
return;
}
var wt = plus.nativeUI.showWaiting();
var task = plus.uploader.createUpload(API_SERVER_APP + "Employee/UploadPhoto", {
method: "POST",
timeout: 60
},
function(t, status) { //上传完成
if(status == 200) {
var rs = JSON.parse(t.responseText);
document.getElementById('head-img1').src = API_SERVER + rs.Data.Photo;
var target = plus.webview.getWebviewById('me/index.html');
employee = rs.Data;
mui.fire(target, 'onUpdatePhoto', {
Photo: rs.Data.Photo
});
} else {
console.log("上传失败：" + JSON.stringify(t));
}
wt.close();
}
);
task.addData("path", "File/Employee/Photo/");
task.addData("uid", new Date().getTime());
task.addFile(path, {
key: new Date().getTime()
});
task.start();