Caused by: java.lang.NoClassDefF

今天不知道动了什么代码，工程一直跑不起来，在控制台也没有打印具体的日志，后来在android/data/工程包名 下找到了打印的crash日志如下：

java.lang.IllegalStateException: Fatal Exception thrown on Scheduler.Worker thread.
    at rx.internal.schedulers.ScheduledAction.run(ScheduledAction.java:59)
    at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:457)
    at java.util.concurrent.FutureTask.run(FutureTask.java:266)
    at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:301)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1162)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:636)
    at java.lang.Thread.run(Thread.java:764)
Caused by: java.lang.NoClassDefFoundError: Failed resolution of: Lokhttp3/internal/Platform;
    at okhttp3.logging.HttpLoggingInterceptor$Logger$1.log(HttpLoggingInterceptor.java:112)
    at okhttp3.logging.HttpLoggingInterceptor.intercept(HttpLoggingInterceptor.java:160)
    at okhttp3.internal.http.RealInterceptorChain.proceed(RealInterceptorChain.java:142)
    at okhttp3.internal.http.RealInterceptorChain.proceed(RealInterceptorChain.java:117)
    at com.tech.jinshawarehouse.net.client.ApiClient$1.intercept(ApiClient.java:77)
    at okhttp3.internal.http.RealInterceptorChain.proceed(RealInterceptorChain.java:142)
    at okhttp3.internal.http.RealInterceptorChain.proceed(RealInterceptorChain.java:117)
    at okhttp3.RealCall.getResponseWithInterceptorChain(RealCall.java:229)
    at okhttp3.RealCall.execute(RealCall.java:81)
    at retrofit2.OkHttpCall.execute(OkHttpCall.java:188)
    at retrofit2.adapter.rxjava.RxJavaCallAdapterFactory$RequestArbiter.request(RxJavaCallAdapterFactory.java:171)
    at rx.internal.operators.OperatorSubscribeOn$1$1$1.request(OperatorSubscribeOn.java:80)
    at rx.Subscriber.setProducer(Subscriber.java:211)
    at rx.internal.operators.OperatorSubscribeOn$1$1.setProducer(OperatorSubscribeOn.java:76)
    at rx.Subscriber.setProducer(Subscriber.java:205)
    at retrofit2.adapter.rxjava.RxJavaCallAdapterFactory$CallOnSubscribe.call(RxJavaCallAdapterFactory.java:152)
    at retrofit2.adapter.rxjava.RxJavaCallAdapterFactory$CallOnSubscribe.call(RxJavaCallAdapterFactory.java:138)
    at rx.internal.operators.OnSubscribeLift.call(OnSubscribeLift.java:48)
    at rx.internal.operators.OnSubscribeLift.call(OnSubscribeLift.java:30)
    at rx.Observable.unsafeSubscribe(Observable.java:10200)
    at rx.internal.operators.OperatorSubscribeOn$1.call(OperatorSubscribeOn.java:94)
    at rx.internal.schedulers.CachedThreadScheduler$EventLoopWorker$1.call(CachedThreadScheduler.java:228)
    at rx.internal.schedulers.ScheduledAction.run(ScheduledAction.java:55)
    ... 6 more
Caused by: java.lang.ClassNotFoundException: Didn't find class "okhttp3.internal.Platform" on path: DexPathList[[zip file "/data/app/com.tech.jinshawarehouse.debug--tBQJjy6nJPrIYgrpVGZIg==/base.apk"],nativeLibraryDirectories=[/data/app/com.tech.jinshawarehouse.debug--tBQJjy6nJPrIYgrpVGZIg==/lib/arm64, /data/app/com.tech.jinshawarehouse.debug--tBQJjy6nJPrIYgrpVGZIg==/base.apk!/lib/arm64-v8a, /system/lib64, /vendor/lib64]]
    at dalvik.system.BaseDexClassLoader.findClass(BaseDexClassLoader.java:125)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:379)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:312)
    ... 29 more

找了一下，出现这个问题的原因是logging-interceptor版本的问题，下面将其版本升级到最新版本，重新Sync一下就可以了:

implementation 'com.squareup.okhttp3:logging-interceptor:4.7.2'