在发布模式下导出 APK 时如何解决以下错误？
How to resolve following error while exporting APK in release mode?
:app:proguardDebug
Warning:com.google.common.base.Absent: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.collect.Collections2: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.collect.Tables$UnmodifiableTable: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.collect.TreeBasedTable$TreeRow: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.collect.TreeMultimap: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.collect.TreeMultiset: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.collect.TreeMultiset$Aggregate: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.collect.TreeMultiset$Aggregate: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.collect.TreeMultiset$Aggregate: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.collect.TreeMultiset$AvlNode: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.collect.TreeMultiset$Reference: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.collect.TreeRangeMap: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.collect.TreeRangeMap: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.collect.TreeRangeMap$AsMapOfRanges: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.collect.TreeRangeMap$SubRangeMap: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.collect.TreeRangeMap$SubRangeMap$SubRangeMapAsMap: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.collect.TreeRangeSet: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.collect.TreeRangeSet$AsRanges: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.collect.TreeRangeSet$ComplementRangesByLowerBound: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.collect.TreeRangeSet$RangesByUpperBound: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.collect.TreeRangeSet$SubRangeSet: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.collect.TreeRangeSet$SubRangeSetRangesByLowerBound: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.collect.package-info: can't find referenced class javax.annotation.ParametersAreNonnullByDefault
Warning:com.google.common.escape.ArrayBasedUnicodeEscaper: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.escape.Escapers$Builder: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.escape.package-info: can't find referenced class javax.annotation.ParametersAreNonnullByDefault
Warning:com.google.common.eventbus.AnnotatedSubscriberFinder$MethodIdentifier: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.eventbus.EventSubscriber: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.hash.BloomFilter: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.hash.Funnels$SequentialFunnel: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.hash.Funnels$StringCharsetFunnel: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.hash.HashCode: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.hash.Hashing$ConcatenatedHashFunction: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.hash.Murmur3_128HashFunction: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.hash.Murmur3_32HashFunction: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.hash.SipHashFunction: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.hash.package-info: can't find referenced class javax.annotation.ParametersAreNonnullByDefault
Warning:com.google.common.html.package-info: can't find referenced class javax.annotation.ParametersAreNonnullByDefault
Warning:com.google.common.io.AppendableWriter: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.io.BaseEncoding: can't find referenced class javax.annotation.CheckReturnValue
Warning:com.google.common.io.BaseEncoding$StandardBaseEncoding: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.io.CharSource: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.io.Closeables: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.io.Closer: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.io.CountingInputStream: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.io.CountingOutputStream: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.io.MultiInputStream: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.io.MultiReader: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.io.PatternFilenameFilter: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.io.package-info: can't find referenced class javax.annotation.ParametersAreNonnullByDefault
Warning:com.google.common.math.MathPreconditions: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.math.package-info: can't find referenced class javax.annotation.ParametersAreNonnullByDefault
Warning:com.google.common.net.HostAndPort: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.net.HostAndPort: can't find referenced class javax.annotation.concurrent.Immutable
Warning:com.google.common.net.HostSpecifier: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.net.InetAddresses$TeredoInfo: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.net.InternetDomainName: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.net.MediaType: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.net.MediaType: can't find referenced class javax.annotation.concurrent.Immutable
Warning:com.google.common.net.package-info: can't find referenced class javax.annotation.ParametersAreNonnullByDefault
Warning:com.google.common.primitives.Doubles: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.primitives.Floats: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.primitives.Ints: can't find referenced class javax.annotation.CheckForNull
Warning:com.google.common.primitives.UnsignedBytes$LexicographicalComparatorHolder$UnsafeComparator: can't find referenced class sun.misc.Unsafe
Warning:com.google.common.primitives.UnsignedBytes$LexicographicalComparatorHolder$UnsafeComparator: can't find referenced class sun.misc.Unsafe
Warning:com.google.common.primitives.UnsignedInteger: can't find referenced class javax.annotation.CheckReturnValue
Warning:com.google.common.primitives.UnsignedInteger: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.primitives.UnsignedLong: can't find referenced class javax.annotation.CheckReturnValue
Warning:com.google.common.primitives.UnsignedLong: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.primitives.package-info: can't find referenced class javax.annotation.ParametersAreNonnullByDefault
Warning:com.google.common.reflect.AbstractInvocationHandler: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.reflect.ClassPath$Scanner: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.reflect.Element: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.reflect.Invokable: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.reflect.Invokable$ConstructorInvokable: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.reflect.Invokable$MethodInvokable: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.reflect.MutableTypeToInstanceMap: can't find referenced class javax.annotation.Nullable
Warning:com.squareup.picasso.OkHttpDownloader: can't find referenced class com.squareup.okhttp.Request$Builder
Warning:com.squareup.picasso.OkHttpDownloader: can't find referenced class com.squareup.okhttp.Response
Warning:com.squareup.picasso.OkHttpDownloader: can't find referenced class com.squareup.okhttp.Cache
Warning:com.squareup.picasso.OkHttpDownloader: can't find referenced class
Warning:there were 1326 unresolved references to classes or interfaces.
You may need to add missing library jars or update their versions.
If your code works fine without the missing classes, you can suppress
the warnings with '-dontwarn' options.
(http://proguard.sourceforge.net/manual/troubleshooting.html#unresolvedclass)
:app:proguardDebug FAILED
Error:Execution failed for task ':app:proguardDebug'.
> java.io.IOException: Please correct the above warnings first.
Information:BUILD FAILED
Information:Total time: 8.387 secs
Information:1 error
Information:536 warnings
Information:See complete output in console
禁用混淆器配置中的警告-
-dontwarn javax.annotation.**
其他警告也一样。
如果你对你的依赖关系很有信心
您还可以使用：
-ignorewarnings
This proguard option 将通过忽略它们来处理所有潜在的警告。
:app:proguardDebug
Warning:com.google.common.base.Absent: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.collect.Collections2: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.collect.Tables$UnmodifiableTable: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.collect.TreeBasedTable$TreeRow: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.collect.TreeMultimap: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.collect.TreeMultiset: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.collect.TreeMultiset$Aggregate: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.collect.TreeMultiset$Aggregate: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.collect.TreeMultiset$Aggregate: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.collect.TreeMultiset$AvlNode: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.collect.TreeMultiset$Reference: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.collect.TreeRangeMap: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.collect.TreeRangeMap: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.collect.TreeRangeMap$AsMapOfRanges: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.collect.TreeRangeMap$SubRangeMap: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.collect.TreeRangeMap$SubRangeMap$SubRangeMapAsMap: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.collect.TreeRangeSet: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.collect.TreeRangeSet$AsRanges: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.collect.TreeRangeSet$ComplementRangesByLowerBound: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.collect.TreeRangeSet$RangesByUpperBound: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.collect.TreeRangeSet$SubRangeSet: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.collect.TreeRangeSet$SubRangeSetRangesByLowerBound: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.collect.package-info: can't find referenced class javax.annotation.ParametersAreNonnullByDefault
Warning:com.google.common.escape.ArrayBasedUnicodeEscaper: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.escape.Escapers$Builder: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.escape.package-info: can't find referenced class javax.annotation.ParametersAreNonnullByDefault
Warning:com.google.common.eventbus.AnnotatedSubscriberFinder$MethodIdentifier: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.eventbus.EventSubscriber: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.hash.BloomFilter: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.hash.Funnels$SequentialFunnel: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.hash.Funnels$StringCharsetFunnel: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.hash.HashCode: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.hash.Hashing$ConcatenatedHashFunction: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.hash.Murmur3_128HashFunction: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.hash.Murmur3_32HashFunction: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.hash.SipHashFunction: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.hash.package-info: can't find referenced class javax.annotation.ParametersAreNonnullByDefault
Warning:com.google.common.html.package-info: can't find referenced class javax.annotation.ParametersAreNonnullByDefault
Warning:com.google.common.io.AppendableWriter: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.io.BaseEncoding: can't find referenced class javax.annotation.CheckReturnValue
Warning:com.google.common.io.BaseEncoding$StandardBaseEncoding: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.io.CharSource: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.io.Closeables: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.io.Closer: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.io.CountingInputStream: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.io.CountingOutputStream: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.io.MultiInputStream: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.io.MultiReader: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.io.PatternFilenameFilter: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.io.package-info: can't find referenced class javax.annotation.ParametersAreNonnullByDefault
Warning:com.google.common.math.MathPreconditions: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.math.package-info: can't find referenced class javax.annotation.ParametersAreNonnullByDefault
Warning:com.google.common.net.HostAndPort: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.net.HostAndPort: can't find referenced class javax.annotation.concurrent.Immutable
Warning:com.google.common.net.HostSpecifier: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.net.InetAddresses$TeredoInfo: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.net.InternetDomainName: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.net.MediaType: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.net.MediaType: can't find referenced class javax.annotation.concurrent.Immutable
Warning:com.google.common.net.package-info: can't find referenced class javax.annotation.ParametersAreNonnullByDefault
Warning:com.google.common.primitives.Doubles: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.primitives.Floats: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.primitives.Ints: can't find referenced class javax.annotation.CheckForNull
Warning:com.google.common.primitives.UnsignedBytes$LexicographicalComparatorHolder$UnsafeComparator: can't find referenced class sun.misc.Unsafe
Warning:com.google.common.primitives.UnsignedBytes$LexicographicalComparatorHolder$UnsafeComparator: can't find referenced class sun.misc.Unsafe
Warning:com.google.common.primitives.UnsignedInteger: can't find referenced class javax.annotation.CheckReturnValue
Warning:com.google.common.primitives.UnsignedInteger: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.primitives.UnsignedLong: can't find referenced class javax.annotation.CheckReturnValue
Warning:com.google.common.primitives.UnsignedLong: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.primitives.package-info: can't find referenced class javax.annotation.ParametersAreNonnullByDefault
Warning:com.google.common.reflect.AbstractInvocationHandler: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.reflect.ClassPath$Scanner: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.reflect.Element: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.reflect.Invokable: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.reflect.Invokable$ConstructorInvokable: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.reflect.Invokable$MethodInvokable: can't find referenced class javax.annotation.Nullable
Warning:com.google.common.reflect.MutableTypeToInstanceMap: can't find referenced class javax.annotation.Nullable
Warning:com.squareup.picasso.OkHttpDownloader: can't find referenced class com.squareup.okhttp.Request$Builder
Warning:com.squareup.picasso.OkHttpDownloader: can't find referenced class com.squareup.okhttp.Response
Warning:com.squareup.picasso.OkHttpDownloader: can't find referenced class com.squareup.okhttp.Cache
Warning:com.squareup.picasso.OkHttpDownloader: can't find referenced class
Warning:there were 1326 unresolved references to classes or interfaces.
You may need to add missing library jars or update their versions.
If your code works fine without the missing classes, you can suppress
the warnings with '-dontwarn' options.
(http://proguard.sourceforge.net/manual/troubleshooting.html#unresolvedclass)
:app:proguardDebug FAILED
Error:Execution failed for task ':app:proguardDebug'.
> java.io.IOException: Please correct the above warnings first.
Information:BUILD FAILED
Information:Total time: 8.387 secs
Information:1 error
Information:536 warnings
Information:See complete output in console
禁用混淆器配置中的警告-
-dontwarn javax.annotation.**
其他警告也一样。
如果你对你的依赖关系很有信心 您还可以使用：
-ignorewarnings
This proguard option 将通过忽略它们来处理所有潜在的警告。