ShawnJim opened a new issue, #5268:
URL: https://github.com/apache/shenyu/issues/5268
### Is there an existing issue for this?
- [X] I have searched the existing issues
### Current Behavior
throw error when registering with Eureka.
error log:
```
Exception in thread "main" com.sun.jersey.api.client.ClientHandlerException:
A message body writer for Java class com.netflix.appinfo.InstanceInfo, and Java
type class com.netflix.appinfo.InstanceInfo, and MIME media type
application/json was not found
at
com.sun.jersey.api.client.RequestWriter$RequestEntityWriterImpl.<init>(RequestWriter.java:199)
at
com.sun.jersey.api.client.RequestWriter.getRequestEntityWriter(RequestWriter.java:248)
at
com.sun.jersey.client.apache4.ApacheHttpClient4Handler.getHttpEntity(ApacheHttpClient4Handler.java:262)
at
com.sun.jersey.client.apache4.ApacheHttpClient4Handler.getUriHttpRequest(ApacheHttpClient4Handler.java:206)
at
com.sun.jersey.client.apache4.ApacheHttpClient4Handler.handle(ApacheHttpClient4Handler.java:157)
at com.sun.jersey.api.client.Client.handle(Client.java:652)
at com.sun.jersey.api.client.WebResource.handle(WebResource.java:682)
at com.sun.jersey.api.client.WebResource.access$200(WebResource.java:74)
at
com.sun.jersey.api.client.WebResource$Builder.post(WebResource.java:570)
at
com.netflix.discovery.shared.transport.jersey.AbstractJerseyEurekaHttpClient.register(AbstractJerseyEurekaHttpClient.java:57)
at
org.apache.shenyu.registry.eureka.EurekaInstanceRegisterRepository.persistInstance(EurekaInstanceRegisterRepository.java:71)
at org.apache.shenyu.registry.eureka.MainTest.main(MainTest.java:36)
```
### Expected Behavior
Register normally.
### Steps To Reproduce
On the master branch, run the test case code.
``` java
public static void main(final String[] args) {
EurekaInstanceRegisterRepository eurekaInstanceRegisterRepository =
new EurekaInstanceRegisterRepository();
RegisterConfig config = new RegisterConfig();
config.setServerLists("http://localhost:8761/eureka/";);
eurekaInstanceRegisterRepository.init(config);
InstanceEntity instanceEntity = new InstanceEntity("shenyu",
"127.0.0.1", 12345);
eurekaInstanceRegisterRepository.persistInstance(instanceEntity);
while (true) {
try {
Thread.sleep(1000);
} catch (InterruptedException e) {
e.printStackTrace();
}
}
}
```
### Environment
```markdown
ShenYu version(s): 2.6.0
```
### Debug logs
_No response_
### Anything else?
_No response_
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