Thank you so much for your reply. I tried the image larger than 1M and it fails... I am using MySQL. The attachment has the same error with insert: Below is the error message I get from the attachment function: Java Heap Space Out Of Memory Exception ! -- View this message in context: http://n2.nabble.com/After-uploading-a-picture-or-a-file-in-wysiwyg-editor%… Sent from the XWiki- Users mailing list archive at Nabble.com.

The problem has been solved. I added the memory of tomcat. Thank you for your help! -- View this message in context: http://n2.nabble.com/After-uploading-a-picture-or-a-file-in-wysiwyg-editor%… Sent from the XWiki- Users mailing list archive at Nabble.com.