使用systemctl status httpd.service命令查看服务状态，发现有报错
Caused by: java.lang.NoClassDefFoundError: com/netflix/niws/loadbalancer/DiscoveryEnabledServer at...] from ClassLoader [jdk.internal.loader.ClassLoaders$AppClassLoader@9e89d68] Caused by: java.lang.NoClassDefFoundError...: org/apache/kafka/clients/consumer/ConsumerGroupMetadata 解决方案：kafka-clients升级到兼容版本 3.0.2 ，这个版本是 spring-cloud-dependency...does not define or inherit an implementation of the resolved method abstract choose(Ljava/lang/String;Lorg.../springframework/cloud/client/loadbalancer/Request;)Lorg/springframework/cloud/client/ServiceInstance
artifactId> 正确引用方式如下： Error creating bean，Failed...BeanInstantiationException: Failed to instantiate [com.xxx.commons.idgenerator.service.intf.IdService...]: Factory method 'idService' threw exception; nested exception is java.lang.NoClassDefFoundError: org...to instantiate nested exception is java.lang.NoClassDefFoundError: org/apache/curator/retry/ExponentialBackoffRetry...()Lorg/apache/curator/framework/api/ProtectACLCreateModePathAndBytesable; but it does not exist.
dockerfile-maven-plugin的配置部分，通过mvn package dockerfile:build一直出现Caused by: com.spotify.docker.client.shaded.org.apache.http.ProtocolException...: The server failed to respond with a valid HTTP response这个错误，这个错误是因为通信失败导致的，也就是使用mvn package dockerfile
:1.8.0_181] at org.apache.http.conn.scheme.PlainSocketFactory.connectSocket(PlainSocketFactory.java...:121) ~[httpclient-4.5.4.jar:4.5.4] at org.apache.http.impl.conn.DefaultClientConnectionOperator.openConnection...(DefaultClientConnectionOperator.java:180) ~[httpclient-4.5.4.jar:4.5.4] at org.apache.http.impl.conn.AbstractPoolEntry.open...(AbstractPoolEntry.java:144) ~[httpclient-4.5.4.jar:4.5.4] at org.apache.http.impl.conn.AbstractPooledConnAdapter.open...(AbstractHttpClient.java:835) ~[httpclient-4.5.4.jar:4.5.4] at org.apache.http.impl.client.CloseableHttpClient.execute
: org/apache/commons/beanutils/DynaBean 缺少commons-lang-2.4.jar： java.lang.NoClassDefFoundError: org.../apache/commons/lang/exception/NestableRuntimeException 缺少commons-collections.jar： java.lang.NoClassDefFoundError...: org/apache/commons/collections/map/ListOrderedMap 缺少commons-logging-1.1.1.jar： java.lang.NoClassDefFoundError...: org/apache/commons/logging/LogFactory 缺少ezmorph-1.0.4.jar： java.lang.NoClassDefFoundError: net/sf/...* @author hao */ public class TemplateJsonForJava { public static final String url_Address = "http
错误提示： java.lang.NoClassDefFoundError: Lorg/apache/log4j/Logger报错(lib包没有导入) 第一步、检查maven的配置： maven管理的项目
/springframework/cloud/client/loadbalancer/Request;)Lorg/springframework/cloud/client/ServiceInstance...; 错误信息详细如下： org.springframework.web.util.NestedServletException: Handler dispatch failed; nested exception.../springframework/cloud/client/loadbalancer/Request;)Lorg/springframework/cloud/client/ServiceInstance...:78) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343) at org.apache.coyote.http11....Http11Processor.service(Http11Processor.java:374) at org.apache.coyote.AbstractProcessorLight.process
{dialer_name="alertmanager",reason="resolution"} 0 net_conntrack_dialer_conn_failed_total{dialer_name...net_conntrack_dialer_conn_failed_total{dialer_name="default",reason="resolution"} 0 net_conntrack_dialer_conn_failed_total..."} 0 net_conntrack_dialer_conn_failed_total{dialer_name="springboot-test",reason="resolution"} 0 net_conntrack_dialer_conn_failed_total...",reason="refused"} 0 net_conntrack_dialer_conn_failed_total{dialer_name="prometheus",reason="resolution..."} 0 net_conntrack_dialer_conn_failed_total{dialer_name="prometheus",reason="timeout"} 0 net_conntrack_dialer_conn_failed_total
Servlet.service() for servlet [spring-mvc] in context with path [/xyxback] threw exception [Request processing failed...()] with root cause java.lang.NoSuchMethodException: [Lorg.springframework.web.multipart.MultipartFile...org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:838) at javax.servlet.http.HttpServlet.service...org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:812) at javax.servlet.http.HttpServlet.service...(CoyoteAdapter.java:407) at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java
23、Yarn JobHistory Error: Failed redirect for container 解决方法：将 http://:19888/jobhistory/logs 配置到yarn-site.xml...(Failed to create spark client FAILED: Execution Error, return code 1 from org.apache.hadoop.hive.ql.exec.spark.SparkTask...解决方法：原因有多种，去hive.log查看日志进一步定位问题 114、Exception in thread “main” java.lang.NoClassDefFoundError: org/apache.../apache/parquet/schema/Type;)Lorg/apache/parquet/schema/Types MessageTypeBuilder.addFields([Lorg/apache.../parquet/schema/Type;)Lorg/apache/parquet/schema/TypesBaseGroupBuilder; 解决方法：版本冲突所致，统一hive和spark中parquet
搭建完SpringMVC后要开启定时任务，添加以下： xmlns:task="http://www.springframework.org/schema/task" http://www.springframework.org.../schema/task http://www.springframework.org/schema/task/spring-task-3.2.xsd <task:annotation-driven...'org.springframework.context.annotation.internalAsyncAnnotationProcessor': Initialization of bean failed...; nested exception is java.lang.NoClassDefFoundError: org/aopalliance/aop/Advice 警告: Exception encountered...name 'org.springframework.context.annotation.internalAsyncAnnotationProcessor': Initialization of bean failed
INFO common.FileUtils: Launch distributed copy (distcp) job. 2019-03-14 15:25:41 ERROR metadata.Hive: Failed...to move: java.lang.NoClassDefFoundError: org/apache/hadoop/tools/DistCpOptions Failed with exception...java.lang.NoClassDefFoundError: org/apache/hadoop/tools/DistCpOptions 2019-03-14 15:25:41 ERROR exec.Task...: Failed with exception java.lang.NoClassDefFoundError: org/apache/hadoop/tools/DistCpOptions org.apache.hadoop.hive.ql.metadata.HiveException...: java.lang.NoClassDefFoundError: org/apache/hadoop/tools/DistCpOptions at org.apache.hadoop.hive.ql.metadata.Hive.copyFiles
出现错误 java.lang.NoClassDefFoundError: org/mybatis/logging/LoggerFactory ---- 问题描述： 添加mybaties-plus坐标之后...; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [org.apache.ibatis.session.SqlSessionFactory...; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [org.apache.ibatis.session.SqlSessionFactory...; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [org.apache.ibatis.session.SqlSessionFactory...; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [org.apache.ibatis.session.SqlSessionFactory
_validate_conn(conn) 31 File "/usr/lib/python3/dist-packages/urllib3/connectionpool.py", line 837,...in _validate_conn 32 conn.connect() 33 File "/usr/lib/python3/dist-packages/urllib3/connection.py...", line 281, in connect 34 conn = self...._new_conn() 35 File "/usr/lib/python3/dist-packages/urllib3/connection.py", line 147, in _new_conn...加代理服务器： http://obroll.com/max-retries-exceeded-for-url-in-requests-module-python-solved/ A: Python代码
#0': Lookup method resolution failed; nested exception is java.lang.IllegalStateException: Failed to...(CoyoteAdapter.java:502) org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java...#0': Lookup method resolution failed; nested exception is java.lang.IllegalStateException: Failed to...#0': Lookup method resolution failed; nested exception is java.lang.IllegalStateException: Failed to...$WrappingRunnable.run(TaskThread.java:61) java.lang.Thread.run(Thread.java:748) root cause java.lang.NoClassDefFoundError
[ main] o.s.b.w.embedded.tomcat.TomcatWebServer : Tomcat initialized with port(s): 8080 (http...resource [com/teng/springbootshiro/shiro/ShiroConfig.class]: Bean instantiation via factory method failed...]: Factory method 'shiroDialect' threw exception; nested exception is java.lang.NoClassDefFoundError:...57.819 ERROR 34716 --- [ main] o.s.boot.SpringApplication : Application run failed...]: Factory method 'shiroDialect' threw exception; nested exception is java.lang.NoClassDefFoundError:
maven build时报错Failed to execute goal org.apache.maven.plugins:maven-surefire-plugin:2.12.4:test [INFO...failed: Plugin org.apache.maven.plugins:maven-surefire-plugin:2.12.4 or one of its dependencies could...: Failed to execute goal org.apache.maven.plugins:maven-surefire-plugin:2.12.4:test (default-test) on...:2.12.4:test failed: Plugin org.apache.maven.plugins:maven-surefire-plugin:2.12.4 or one of its dependencies...http://192.168.16.91/nexus/content/groups/public/ was cached in the local repository, resolution will
解决方法：在yarn-site.xml中增加相应配置，以支持日志聚合 19、failed to launch org.apache.spark.deploy.history.History Server...23、Yarn JobHistory Error: Failed redirect for container 解决方法：将 http://:19888/jobhistory/logs 配置到yarn-site.xml...(Failed to create spark client FAILED: Execution Error, return code 1 from org.apache.hadoop.hive.ql.exec.spark.SparkTask...解决方法：原因有多种，去hive.log查看日志进一步定位问题 114、Exception in thread "main" java.lang.NoClassDefFoundError: org...$MessageTypeBuilder.addFields([Lorg/apache/parquet/schema/Type;)Lorg/apache/parquet/schema/Types$BaseGroupBuilder
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