下面是堆栈跟踪：
请求处理失败；嵌套异常为org.apache.kafka.common.errors.serializationexception:error serializing avro message]with root cause“，“stack\u trace”：“sun.security.provider.certpath.suncertpathbuilderexception:在sun.security.provider.certpath.suncertpathbuilder.build（suncertpathbuilder）中找不到到到请求目标的有效证书路径。java:141)\n\t位于sun.security.provider.certpath.suncertpathbuilder.enginebuild（suncertpathbuilder）。java:126)\否\tjava.security.cert.certpathbuilder.build（certpathbuilder。java:280)\否\t