for those who can not wat, just play the tutorial :D

would like to let developers know about error: 404 Not Found nginx which is visible at the last click/button during tutorial. My steps were: clear all browsing data from IE(activex,passords, forms, ....), after opening tankionline have appear tutorial, and due to really need to shoot have play the tutorial. but on the end the " 404 not found" Maybee its the last button points to not migrated file. :-)