dubbo3.0.8序列化问题

dubbo：3.0.8
registry-center：zookeeper
protocol：tri
serialization：kryo

引入了：

org.apache.dubbo.extensions
dubbo-serialization-kryo
1.0.0

启动项目时出错了，注意：在我没有使用kryo序列化时，我的服务是可以正常的发布订阅的.
请问一下这是什么原因导致的？tri协议不支持kryo序列化吗？还是我使用的方式不对。
出错位置：
错误打印：
一：
org.apache.zookeeper.ClientCnxn$EndOfStreamException: Unable to read additional data from server sessionid 0x100063b29b800f6, likely server has closed socket
at org.apache.zookeeper.ClientCnxnSocketNIO.doIO(ClientCnxnSocketNIO.java:77)
at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:350)
at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1290)
二：
org.apache.zookeeper.ClientCnxn$EndOfStreamException: Unable to read additional data from server sessionid 0x100063b29b800f5, likely server has closed socket
at org.apache.zookeeper.ClientCnxnSocketNIO.doIO(ClientCnxnSocketNIO.java:77)
at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:350)
at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1290)
三：
java.lang.NullPointerException: null
at org.apache.dubbo.config.ServiceConfig.doExportUrls(ServiceConfig.java:374)
at org.apache.dubbo.config.ServiceConfig.doExport(ServiceConfig.java:361)
at org.apache.dubbo.config.ServiceConfig.lambda$doDelayExport$0(ServiceConfig.java:243)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:750)

我的application.yaml:
# dubbo config
dubbo:
# 应用配置
application:
# 服务名称
name: pay-service-provider
# 维护者
owner: xiaoguzi
# 日志
logger: slf4j
# 注册模式,只注册应用级
register-mode: instance
# 从远端获取元数据
metadata-type: remote
# 协议配置
protocol:
# 协议端口
port: 20200
# 协议名称
name: tri
# 序列化配置
serialization: kryo
# 序列化对象配置实现
optimizer: com.grain.pay.service.api.serialization.SerializationOptimizerImpl
# 消费者配置
consumer:
# 取消消费者订阅检查避免循环依赖
check: false
# 消费者默认版本号
version: 1.0
# 提供者服务配置
provider:
# 延迟2秒暴露
delay: 2000
# 默认超时10秒
timeout: 10000
# 提供者默认版本号
version: 1.0
# 默认最小活跃度
loadbalance: leastactive
# 默认快速失败
cluster: failfast
# 不进行重试
retries: 0
# 注册中心配置
registry:
# 注册中心ip
address: zookeeper://192.168.207.195:2181
# 分组
group: dubbo-registry-dev
# 超时
timeout: 20000
# 缓存文件
file: dubbo-cache/${dubbo.application.name}-registry
# 元数据中心配置
metadata-report:
# 元数据中心地址
address: ${dubbo.registry.address}
# 分组
group: dubbo-metadata-dev
# 超时
timeout: 20000
# 缓存文件
file: dubbo-cache/${dubbo.application.name}-metadata
# 配置中心配置
config-center:
# 配置中心地址
address: ${dubbo.registry.address}
# 分组
namespace: dubbo-config-dev
# 超时
timeout: 20000
# 配置文件
config-file: dubbo-cache/${dubbo.application.name}-config
# 应用业务配置文件
app-config-file: dubbo-cache/${dubbo.application.name}-config-app