报错的日志如下，求解决的方法。

2018-08-06 10:28:21,732 ERROR ParcelUpdateService:com.cloudera.parcel.components.ParcelDownloaderImpl: (1 skipped) Unable to retrieve remote parcel repository manifest
java.util.concurrent.ExecutionException: java.util.concurrent.TimeoutException: No response received after 10

2018-08-06 10:28:21,732 ERROR ParcelUpdateService:com.cloudera.parcel.components.ParcelDownloaderImpl: (1 skipped) Unable to retrieve remote parcel repository manifest
java.util.concurrent.ExecutionException: java.util.concurrent.TimeoutException: No response received after 10
at com.ning.http.client.providers.netty.NettyResponseFuture.get(NettyResponseFuture.java:223)
at com.cloudera.parcel.components.ParcelDownloaderImpl.getRepoInfoFromFuture(ParcelDownloaderImpl.java:552)
at com.cloudera.parcel.components.ParcelDownloaderImpl.getRepositoryInfo(ParcelDownloaderImpl.java:532)
at com.cloudera.parcel.components.ParcelDownloaderImpl.syncRemoteRepos(ParcelDownloaderImpl.java:346)
at com.cloudera.parcel.components.ParcelDownloaderImpl1.run(ParcelDownloaderImpl.java:453) at com.cloudera.parcel.components.ParcelDownloaderImpl1.run(ParcelDownloaderImpl.java:448)
at com.cloudera.cmf.persist.ReadWriteDatabaseTaskCallable.call(ReadWriteDatabaseTaskCallable.java:36)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
Caused by: java.util.concurrent.TimeoutException: No response received after 10
at com.ning.http.client.providers.netty.NettyResponseFuture.get(NettyResponseFuture.java:215)
... 10 more