Jenkins重新启动后，出现以下错误，Jenkins用户具有正确的权限，并且插件matrix-auth和matrix-project存在并不确定发生了什么事情
版本2.7.4
at hudson.WebAppMain$3.run(WebAppMain.java:244)
Caused by: org.jvnet.hudson.reactor.ReactorException: java.io.IOException: Unable to read /jenkins/config.xml
at org.jvnet.hudson.reactor.Reactor.execute(Reactor.java:269)
at jenkins.InitReactorRunner.run(InitReactorRunner.java:45)
at jenkins.model.Jenkins.executeReactor(Jenkins.java:1009)
at jenkins.model.Jenkins.<init>(Jenkins.java:877)
at hudson.model.Hudson.<init>(Hudson.java:85)
at hudson.model.Hudson.<init>(Hudson.java:81)
at hudson.WebAppMain$3.run(WebAppMain.java:227)
Caused by: java.io.IOException: Unable to read /jenkins/config.xml
at hudson.XmlFile.unmarshal(XmlFile.java:165)
at jenkins.model.Jenkins.loadConfig(Jenkins.java:2785)
at jenkins.model.Jenkins.access$700(Jenkins.java:324)
at jenkins.model.Jenkins$16.run(Jenkins.java:2803)
at org.jvnet.hudson.reactor.TaskGraphBuilder$TaskImpl.run(TaskGraphBuilder.java:169)
at org.jvnet.hudson.reactor.Reactor.runTask(Reactor.java:282)
at jenkins.model.Jenkins$7.runTask(Jenkins.java:998)
at org.jvnet.hudson.reactor.Reactor$2.run(Reactor.java:210)
at org.jvnet.hudson.reactor.Reactor$Node.run(Reactor.java:117)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)
Caused by: jenkins.util.xstream.CriticalXStreamException: hudson.security.ProjectMatrixAuthorizationStrategy : hudson.security.ProjectMatrixAuthorizationStrategy
---- Debugging information ----
message : hudson.security.ProjectMatrixAuthorizationStrategy
cause-exception : com.thoughtworks.xstream.mapper.CannotResolveClassException
cause-message : hudson.security.ProjectMatrixAuthorizationStrategy
class : hudson.model.Hudson
required-type : hudson.model.Hudson
converter-type : hudson.util.RobustReflectionConverter
path : /hudson/authorizationStrategy
line number : 8
version : not available```
Please help