Incompatible ccbi file version (file: 3 reader: 4)

Extensions
#1

I use cocos2d-2.1beta3-x-2.1.1 and cocosbuilder2.1

my code is
@ CCNodeLoaderLibrary* nodeLoader = CCNodeLoaderLibrary::sharedCCNodeLoaderLibrary();
CCBReader* reader = new CCBReader(nodeLoader);
CCNode* node = reader->readNodeGraphFromFile(“HelloCocosBuilder.ccbi”);
addChild(node);
@
and

when run , i get error message
Cocos2d: WARNING! Incompatible ccbi file version (file: 3 reader: 4)
Assertion failed: (child != __null), function addChild, file…

please help me…

#2

You should use the CocosBuilder 3.0 Alpha

#3

Thanks to Acai Chen.