How to solve the problem, here is the log :
AttributeError: 'NoneType' object has no attribute 'get_info' 05-23 14:45 DEBUG TaskList: # Cancelling tasklist 05-23 14:45 DEBUG TaskList: # Finished tasklist 05-23 14:45 ERROR root: 'NoneType' object has no attribute 'get_info' Traceback (most recent call last): File "\lib\wubi\application.py", line 58, in run File "\lib\wubi\application.py", line 132, in select_task File "\lib\wubi\application.py", line 158, in run_installer File "\lib\wubi\backends\common\tasklist.py", line 197, in call File "\lib\wubi\backends\common\backend.py", line 595, in get_iso File "\lib\wubi\backends\common\backend.py", line 564, in use_cd AttributeError: 'NoneType' object has no attribute 'get_info'