can not get javaBeanDeserializer

The error message "can not get javaBeanDeserializer" typically occurs when there is a problem with deserializing a JSON object to a Java object. This can happen when the JSON object does not match the expected structure of the Java object, or when there is an issue with the library used for deserialization.

To troubleshoot this issue, you can try the following:

1. Check the JSON object to ensure that it matches the expected structure of the Java object. Make sure that all the required fields are present and that their data types match.

2. Check the library used for deserialization. Make sure that it is compatible with your Java version and that it is correctly configured. Some libraries require custom configuration to handle specific data types or structures.

3. If you are using a custom Java object, make sure that it is correctly defined and annotated with the appropriate annotations for the library used for deserialization.

4. Check the stack trace for more detailed information about the error. This may give you a better idea of where the problem is occurring and how to fix it.