构建失败/home/bhaskar/android-sdk-linux/tools/ant/build.xml:650:执行此行时发生以下错误:/home/bhaskar/android-sdk-linux/tools/ant/build.xml :691:返回空值:1
总时间:1秒
<aapt executable="${aapt}"
command="package"
verbose="${verbose}"
manifest="${out.manifest.abs.file}"
originalManifestPackage="${project.app.package}"
androidjar="${project.target.android.jar}"
rfolder="${gen.absolute.dir}"
nonConstantId="${android.library}"
libraryResFolderPathRefid="project.library.res.folder.path"
libraryPackagesRefid="project.library.packages"
libraryRFileRefid="project.library.bin.r.file.path"
ignoreAssets="${aapt.ignore.assets}"
binFolder="${out.absolute.dir}"
proguardFile="${out.absolute.dir}/proguard.txt">
<res path="${out.res.absolute.dir}" />
<res path="${resource.absolute.dir}" />
</aapt>
特别是它说的那一行是: proguardFile="${out.absolute.dir}/proguard.txt">