[Bug] skywalking agent NullPointerException

[xuemingqi]

Search before asking

• I had searched in the issues and found no similar issues.

Apache SkyWalking Component

Java Agent (apache/skywalking-java)

What happened

openjdk version "17.0.17"
spring boot version 3.2.4

ERROR 2025-12-10 10:49:30.036 http-nio-18099-exec-6 InstMethodsInter : class[class org.apache.catalina.core.StandardHostValve] after method[invoke] intercept failure
java.lang.NullPointerException: Cannot invoke "org.apache.skywalking.apm.agent.core.context.AbstractTracerContext.activeSpan()" because the return value of "org.apache.skywalking.apm.agent.core.context.ContextManager.get()" is null
at org.apache.skywalking.apm.agent.core.context.ContextManager.activeSpan(ContextManager.java:193)
at org.apache.skywalking.apm.plugin.tomcat10x.TomcatInvokeInterceptor.afterMethod(TomcatInvokeInterceptor.java:77)
at org.apache.skywalking.apm.agent.core.plugin.interceptor.enhance.InstMethodsInter.intercept(InstMethodsInter.java:110)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:93)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:344)
at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:391)
at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:63)
at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:896)
at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1744)
at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:52)
at org.apache.tomcat.util.threads.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1191)
at org.apache.tomcat.util.threads.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:659)
at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:63)
at java.base/java.lang.Thread.run(Thread.java:840)

What you expected to happen

I think the issue is caused by a plugin conflict.

How to reproduce

I think the issue is caused by a plugin conflict.

Anything else

                                                  apm-pulsar-2.2-2.7-plugin-9.5.0.jar
                                                   apm-pulsar-2.8.x-plugin-9.5.0.jar

apm-activemq-5.x-plugin-9.5.0.jar apm-pulsar-common-9.5.0.jar
apm-activemq-artemis-jakarta-client-2.x-plugin-9.5.0.jar apm-quasar-plugin-9.5.0.jar
apm-aerospike-plugin-9.5.0.jar apm-rabbitmq-plugin-9.5.0.jar
apm-armeria-0.84.x-plugin-9.5.0.jar apm-redisson-3.x-plugin-9.5.0.jar
apm-armeria-0.85.x-plugin-9.5.0.jar apm-resttemplate-3.x-plugin-9.5.0.jar
apm-armeria-1.0.x-plugin-9.5.0.jar apm-resttemplate-4.3.x-plugin-9.5.0.jar
apm-asynchttpclient-2.x-plugin-9.5.0.jar apm-resttemplate-6.x-plugin-9.5.0.jar
apm-avro-plugin-9.5.0.jar apm-rocketmq-3.x-plugin-9.5.0.jar
apm-c3p0-0.9.x-plugin-9.5.0.jar apm-rocketmq-4.x-plugin-9.5.0.jar
apm-canal-1.x-plugin-9.5.0.jar apm-rocketMQ-5.x-plugin-9.5.0.jar
apm-cassandra-java-driver-3.x-plugin-9.5.0.jar apm-rocketmq-client-java-5.x-plugin-9.5.0.jar
apm-clickhouse-0.3.1-plugin-9.5.0.jar apm-servicecomb-java-chassis-2.x-plugin-9.5.0.jar
apm-clickhouse-0.3.2.x-plugin-9.5.0.jar apm-sharding-sphere-3.x-plugin-9.5.0.jar
apm-cxf-3.x-plugin-9.5.0.jar apm-shardingsphere-4.0.x-plugin-9.5.0.jar
apm-dubbo-2.7.x-plugin-9.5.0.jar apm-sharding-sphere-4.1.0-plugin-9.5.0.jar
apm-dubbo-3.x-plugin-9.5.0.jar apm-shardingsphere-5.0.0-plugin-9.5.0.jar
apm-dubbo-plugin-9.5.0.jar apm-solrj-7.x-plugin-9.5.0.jar
apm-elastic-job-2.x-plugin-9.5.0.jar apm-spring-async-annotation-plugin-9.5.0.jar
apm-elasticjob-3.x-plugin-9.5.0.jar apm-spring-cloud-feign-1.x-plugin-9.5.0.jar
apm-elasticsearch-5.x-plugin-9.5.0.jar apm-spring-cloud-feign-2.x-plugin-9.5.0.jar
apm-elasticsearch-6.x-plugin-9.5.0.jar apm-spring-concurrent-util-4.x-plugin-9.5.0.jar
apm-elasticsearch-7.x-plugin-9.5.0.jar apm-spring-core-patch-9.5.0.jar
apm-feign-default-http-9.x-plugin-9.5.0.jar apm-spring-kafka-1.x-plugin-9.5.0.jar
apm-finagle-6.25.x-plugin-9.5.0.jar apm-spring-kafka-2.x-plugin-9.5.0.jar
apm-grpc-1.x-plugin-9.5.0.jar apm-springmvc-annotation-6.x-plugin-9.5.0.jar
apm-guava-eventbus-plugin-9.5.0.jar apm-springmvc-annotation-commons-9.5.0.jar
apm-h2-1.x-plugin-9.5.0.jar apm-spring-scheduled-annotation-plugin-9.5.0.jar
apm-hbase-1.x-2.x-plugin-9.5.0.jar apm-spring-tx-plugin-9.5.0.jar
apm-hikaricp-3.x-4.x-plugin-9.5.0.jar apm-spymemcached-2.x-plugin-9.5.0.jar
apm-httpasyncclient-4.x-plugin-9.5.0.jar apm-struts2-2.x-plugin-9.5.0.jar
apm-httpclient-3.x-plugin-9.5.0.jar apm-tomcat-thread-pool-plugin-9.5.0.jar
apm-httpClient-4.x-plugin-9.5.0.jar apm-trace-ignore-plugin-9.5.0.jar
apm-httpclient-5.x-plugin-9.5.0.jar apm-vertx-core-3.x-plugin-9.5.0.jar
apm-httpclient-commons-9.5.0.jar apm-vertx-core-4.x-plugin-9.5.0.jar
apm-hutool-http-5.x-plugin-9.5.0.jar apm-xmemcached-2.x-plugin-9.5.0.jar
apm-hystrix-1.x-plugin-9.5.0.jar apm-xxl-job-2.x-plugin-9.5.0.jar
apm-influxdb-2.x-plugin-9.5.0.jar baidu-brpc-3.x-plugin-9.5.0.jar
apm-jdbc-commons-9.5.0.jar baidu-brpc-plugin-9.5.0.jar
apm-jersey-2.x-plugin-9.5.0.jar dbcp-2.x-plugin-9.5.0.jar
apm-jersey-3.x-plugin-9.5.0.jar druid-1.x-plugin-9.5.0.jar
apm-kafka-commons-9.5.0.jar dubbo-2.7.x-conflict-patch-9.5.0.jar
apm-kafka-plugin-9.5.0.jar dubbo-3.x-conflict-patch-9.5.0.jar
apm-kylin-jdbc-2.6.x-3.x-4.x-plugin-9.5.0.jar dubbo-conflict-patch-9.5.0.jar
apm-lettuce-5.x-6.4.x-plugin-9.5.0.jar elasticsearch-common-9.5.0.jar
apm-lettuce-6.5.x-plugin-9.5.0.jar graphql-12.x-15.x-plugin-9.5.0.jar
apm-lettuce-common-9.5.0.jar graphql-16plus-plugin-9.5.0.jar
apm-light4j-plugin-9.5.0.jar graphql-8.x-plugin-9.5.0.jar
apm-mariadb-2.x-plugin-9.5.0.jar graphql-9.x-plugin-9.5.0.jar
apm-mongodb-2.x-plugin-9.5.0.jar jedis-2.x-3.x-plugin-9.5.0.jar
apm-mongodb-3.x-plugin-9.5.0.jar jedis-4.x-plugin-9.5.0.jar
apm-mongodb-4.x-plugin-9.5.0.jar jsonrpc4j-1.x-plugin-9.5.0.jar
apm-mssql-commons-9.5.0.jar micronaut-http-client-plugin-9.5.0.jar
apm-mssql-jdbc-plugin-9.5.0.jar micronaut-http-server-plugin-9.5.0.jar
apm-mssql-jtds-1.x-plugin-9.5.0.jar motan-plugin-9.5.0.jar
apm-mysql-5.x-plugin-9.5.0.jar nats-2.14.x-2.16.5-plugin-9.5.0.jar
apm-mysql-6.x-plugin-9.5.0.jar okhttp-2.x-plugin-9.5.0.jar
apm-mysql-8.x-plugin-9.5.0.jar resteasy-server-3.x-plugin-9.5.0.jar
apm-mysql-commons-9.5.0.jar resteasy-server-4.x-plugin-9.5.0.jar
apm-nacos-client-2.x-plugin-9.5.0.jar resteasy-server-6.x-plugin-9.5.0.jar
apm-neo4j-4.x-plugin-9.5.0.jar resttemplate-commons-9.5.0.jar
apm-nutz-http-1.x-plugin-9.5.0.jar sofa-rpc-plugin-9.5.0.jar
apm-nutz-mvc-annotation-1.x-plugin-9.5.0.jar solon-2.x-plugin-9.5.0.jar
apm-okhttp-3.x-plugin-9.5.0.jar spring-commons-9.5.0.jar
apm-okhttp-4.x-plugin-9.5.0.jar spring-webflux-6.x-webclient-plugin-9.5.0.jar
apm-okhttp-common-9.5.0.jar thrift-plugin-9.5.0.jar
apm-play-2.x-plugin-9.5.0.jar tomcat-10x-plugin-9.5.0.jar
apm-postgresql-8.x-plugin-9.5.0.jar websphere-liberty-23.x-plugin-9.5.0.jar

Are you willing to submit a pull request to fix on your own?

• Yes I am willing to submit a pull request on my own!

Code of Conduct

• I agree to follow this project's Code of Conduct