The Bean Validation API is on the classpath but no implementation could be found

Screenshot of error reporting

Start up springcloud Wrong item times

Try 1

Add a dependency as prompted

The error is still reported

Try 2

Delete the file according to the Internet

find Maven Warehouse location
Those who don't know the location are idea Of seating Look inside maven

Find file delete

Start up
The error is still reported

Try 3

Delete again ！
The error is still reported ！！
Delete all ！
The error is still reported ！！！
upgrade Maven Warehouse
The error is still reported ！！！！！
I ******

Final

Add this dependency

		<dependency>
            <groupId>org.springframework.cloud</groupId>
            <artifactId>spring-cloud-starter-loadbalancer</artifactId>
        </dependency>

Here I am imitating spring-cloud-alibaba Example project of
Of the sample project pom This dependency is introduced into the file
But I didn't introduce in my own project （ Maybe he thought it was useless ....）
The Internet says this dependency is used to balance springboot and springcloud For higher versions
I am here. springboot and springcloud The versions are all the latest
If anyone knows what this dependency is for
Excuse me
Thank you very much ！