异常处理：DefaultDispatcherErrorHandler:42 COMMIT/AUTO or remove 'readOnly' marker from transaction defin

DefaultDispatcherErrorHandler:42 - Exception occurred during processing request: Write operations are not allowed in read-only mode (FlushMode.MANUAL): Turn your Session into FlushMode.COMMIT/AUTO or remove 'readOnly' marker from transaction definition.

org.springframework.dao.InvalidDataAccessApiUsageException: Write operations are not allowed in read-only mode (FlushMode.MANUAL): Turn your Session into FlushMode.COMMIT/AUTO or remove 'readOnly' marker from transaction definition.

今天练习整合SSH三大框架，结果数据向数据库存储的时候出现了如下异常。

异常信息如下：

type Exception report

message Write operations are not allowed in read-only mode (FlushMode.MANUAL): Turn your Session into FlushMode.COMMIT/AUTO or remove 'readOnly' marker from transaction definition.

description The server encountered an internal error that prevented it from fulfilling this request.

exception

org.springframework.dao.InvalidDataAccessApiUsageException: Write operations are not allowed in read-only mode (FlushMode.MANUAL): Turn your Session into FlushMode.COMMIT/AUTO or remove 'readOnly' marker from transaction definition.
	org.springframework.orm.hibernate5.HibernateTemplate.checkWriteOperationAllowed(HibernateTemplate.java:1126)
	org.springfr