[TYPO3-english] workspace permission typo3 4.3.3

[kanumchan gogo]

hello all,
I cannot save ACL setting in access module when I  Add New ACL . We have be_acl installed .We have already create user , group and the workspace .When I try to save the ACL settings I get the Blank screen in the right column . Does anybody have an idea why not and can help me ? 

Thanks 
 Fon
 		 	   		  
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