打包一直不成功，帮忙看看什么原因！

一直打包不成功，帮忙看看什么原因，谢谢！

[HBuilder] 项目 app_04 [xiaofang]打包失败，失败日志：
manifest.plus.plugins.ad.dcloud;
Buildfile: 安装包制作目录build.xml

Copy_Ressource:  
     [echo] Copy app resource.   
     [echo]           
     [echo] assets  
     [echo]           

init:  
     [echo] Init output directory.....  
     [echo]           

dirs:  
     [echo]   
     [echo]             Creating output directories if needed...  
     [echo]           
    [mkdir] Created dir: 安装包制作目录bin/classes  

resource-src:  
     [echo]   
     [echo]             Generating R.java / Manifest.java from the resources...  
     [echo]           
     [echo]   
     [echo]             outdir-r path: src  
     [echo]           
     [echo]   
     [echo]             aapt path: SDK目录build-tools/android-4.4/aapt  
     [echo]           

aidl:  
     [echo]   
     [echo]             Compiling aidl files into Java classes...  
     [echo]           

compile:  
     [echo]   
     [echo]             outdir-classes = bin/classes  
     [echo]              android-jar = SDK目录platforms/android-19/android.jar  
     [echo]              external = libs  
     [echo]           
    [javac] 安装包制作目录build.xml:182: warning: 'includeantruntime' was not set, defaulting to build.sysclasspath=last; set to false for repeatable builds  
    [javac] Compiling 89 source files to 安装包制作目录bin/classes  
    [javac] 安装包制作目录src/io/dcloud/default/R.java:8: <identifier> expected  
    [javac] package io.dcloud.default;  
    [javac]                   ^  
    [javac] 1 errorBUILD FAILED  
安装包制作目录build.xml:182: Compile failed; see the compiler error output for details.  

Total time: 6 seconds  
BuildConfigure Failed 20015  

BuildConfigure Failed 20015  

[HBuilder] 时间: 2018-07-23 14:24:24 类型: Android DCloud证书 状态: 打包失败 错误日志: https://bdpkg.aliyun.dcloud.net.cn/20180723/0ad292f0-8e41-11e8-b74a-8567911dd629/build.log?OSSAccessKeyId=Zo5iOEuapwrloQIL&Expires=1532327479&Signature=4LoxNEoZjgcVZ929cNL8AcNU5yM%3D