Hibernate: cocould not toggle autocommit case 1

A problem occurred in the project a few days ago: When submitting data on the page, the following error occurs: cocould not toggle autocommit, org. hibernate. sessionexception: Session is close.

The project structure is spring + hibernate.

The following describes how to handle the problem:

 

Solution 1

I found a buddy on the internet saying that he wants to change the configuration file:

Remove Connection. autocommit = true of hibernate. cfg. xml ....

 

I checked the configuration file and did not set this item. This solution does not suit my situation.

 

Solution 2

Find a Robbin article on the Internet about how to analyze transaction in hibernateArticle

URL: http://www.javaeye.com/topic/264#806

After reading it, I learned the bottom layer of hibernate.Code.

 

Solution 3

No way. I checked my code again and carefully. We found that:

After opensession () is followed by closesession (), this should be caused by a mistake in writing code. It is too careless!

After modification, the problem does not recur.

 

Reflection:

1. Being careful is very important. As the saying goes, Details determine success or failure.

2 open-source frameworks such as Hibernate and spring should be consciously viewed in applicationsSource codeTo understand the underlying