I create a module on openerp 7.0 , installed it . And it works. I create an ir.model.access.csv file .I upgrade the module . the following errors occurs

2013-06-19 07:51:59,170 16515 INFO test-db openerp.modules.loading: module eBay-Connector: loading security/ir.model.access.csv 2013-06-19 07:51:59,177 16515 ERROR test-db openerp.netsvc: 'NoneType' object has no attribute 'import_data'

here is the content of ir.model.access.csv

"id","name","model_id:id","group_id:id","perm_read","perm_write","perm_create","perm_unlink" "access_ebayerp_configure","ebayerp.configure","model_ebayerp_configure","base.group_user",1,1,1,0

i unistalle the module .then install it . but there is no luck.

who can help me.thanks