SOLUTION:
# 查看gateway的版本 ll skywalking/agent/plugins/apm-spring-cloud-gateway* # result: -rw-rw-r-- 1 witt witt 43569 12月 9 17:12 skywalking/agent/plugins/apm-spring-cloud-gateway-2.1.x-plugin-8.5.0.jar # 删除gateway2.1.x rm -f skywalking/agent/plugins/apm-spring-cloud-gateway-2.1.x-plugin-8.5.0.jar # 替换为gateway2.0.x cp skywalking/agent/optional-plugins/apm-spring-cloud-gateway-2.0.x-plugin-8.5.0.jar skywalking/agent/plugins/