场景：

今天阿里云服务器突然所有服务都不能使用，ssh也连接不进去，服务器死机。
登录阿里云控制台，重启ECS服务器
然后重启jenkins，之后发版的时候，每一次发版都有这个报错。

ERROR: Asynchronous execution failure
java.util.concurrent.ExecutionException: java.lang.NullPointerException
at hudson.remoting.Channel$2.adapt(Channel.java:992)
at hudson.remoting.Channel$2.adapt(Channel.java:986)
at hudson.remoting.FutureAdapter.get(FutureAdapter.java:55)
at hudson.maven.AbstractMavenBuilder.waitForAsynchronousExecutions(AbstractMavenBuilder.java:186)
at hudson.maven.Maven3Builder.call(Maven3Builder.java:146)
at hudson.maven.Maven3Builder.call(Maven3Builder.java:70)
at hudson.remoting.UserRequest.perform(UserRequest.java:212)
at hudson.remoting.UserRequest.perform(UserRequest.java:54)
at hudson.remoting.Request$2.run(Request.java:369)
at hudson.remoting.InterceptingExecutorService1. c a l l ( I n t e r c e p t i n g E x e c u t o r S e r v i c e . j a v a : 72 ) a t j a v a . u t i l . c o n c u r r e n t . F u t u r e T a s k . r u n ( F u t u r e T a s k . j a v a : 266 ) a t j a v a . u t i l . c o n c u r r e n t . T h r e a d P o o l E x e c u t o r . r u n W o r k e r ( T h r e a d P o o l E x e c u t o r . j a v a : 1142 ) a t j a v a . u t i l . c o n c u r r e n t . T h r e a d P o o l E x e c u t o r 1.call(InterceptingExecutorService.java:72) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor1.call(InterceptingExecutorService.java:72)atjava.util.concurrent.FutureTask.run(FutureTask.java:266)atjava.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)atjava.util.concurrent.ThreadPoolExecutorWorker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)
Caused by: java.lang.NullPointerException
Waiting for Jenkins to finish collecting data

如何解决？

systemctl stop jenkins
删除 .jenkins/fingerprints/ 目录下所有文件夹
sysemctl start jenkins

参考地址https://blog.csdn.net/keep_learn/article/details/85124655