diff --git a/o2server/x_cms_assemble_control/src/main/java/com/x/cms/assemble/control/jaxrs/comment/ActionPersistCommend.java b/o2server/x_cms_assemble_control/src/main/java/com/x/cms/assemble/control/jaxrs/comment/ActionPersistCommend.java
index 070fa5bc1af3606cc5ad93e8de969eb18e75c68b..4557b8956f1a95288cdeec549b58146f510986a2 100644
--- a/o2server/x_cms_assemble_control/src/main/java/com/x/cms/assemble/control/jaxrs/comment/ActionPersistCommend.java
+++ b/o2server/x_cms_assemble_control/src/main/java/com/x/cms/assemble/control/jaxrs/comment/ActionPersistCommend.java
@@ -33,7 +33,7 @@ public class ActionPersistCommend extends BaseAction {
 			if (comment == null) {
 				throw new ExceptionEntityNotExist(id, DocumentCommentInfo.class);
 			}
-			document = emc.fetch(id, Document.class);
+			document = emc.fetch(comment.getDocumentId(), Document.class);
 			if (document == null) {
 				throw new ExceptionEntityNotExist(comment.getDocumentId(), Document.class);
 			}