应用标准基座下可以正常运行，打包后不能登录

应用标准基座下可以正常运行，
打包不能登录，
后台也接收不到请求

<u-form :model="model" :rules="rules" ref="uForm" :errorType="errorType">
<u-form-item :rightIconStyle="{color: '#888', fontSize: '32rpx'}" right-icon="phone" :label-position="labelPosition" label="手机号码" prop="phone" label-width="150">
<u-input :border="border" placeholder="请输入手机号" v-model="model.phone" type="number" :clearable="false"></u-input>
</u-form-item>
<u-form-item :rightIconStyle="{color: '#888', fontSize: '32rpx'}" right-icon="lock" :label-position="labelPosition" label="密码" prop="password" label-width="150">
<u-input :border="border" placeholder="请输入密码" v-model="model.password" type="password" :clearable="false"></u-input>
</u-form-item>

    </u-form>  

login() {
let _self = this;
if(!_self.agreenment){
_self.$u.toast('请先查看并同意同应用协议');
_self.agreenmentBox = true;
return false;
}
_self.$u.api.login(_self.model).then(res => {
console.log(res);
if(res['status']){
uni.setStorageSync('user',res['data'])
getApp().globalData.user = res['data'];
uni.switchTab({
url: '/pages/pano/index'
})
}else{
_self.$u.toast( res['msg']);
}

        })  
    },