DefaultDataBufferFactory cannot be cast to org.springframework.core.io.buffer.NettyDataBufferFactory修改:在gateway中排除tomcat的依赖就可以解释:gateway默认使用的是webFlux,而Tomcat使用的是netty版权声明:本文为qq_40244391原创文章,遵循CC 4.0 BY-SA版权协议,转载请附上原文出处链接和本声明。原文链接:https://blog.csdn.net/qq_40244391/article/details/104124523