Your question was about uploadig image while registering user. However I do not see anything in that form that indicates image upload. User provided data are stored fine in the database, it is just your redirect that doesn't work properly.
Debuging in NetBeans is just pain in backside
PS: You should start using some logging library instead of system outputs.
I'm sorry I will not able to look at this for min 3 weeks as we are finishing/polishing an app prototype for client that will present this to investors seeking funds. So evening/weekends are put on hold