Tethering will not connect to samsung Phone

Please please help been trying for hours any help would be very greatfull.

I am trying to connect the playbook via Tethering but it will not connect to samsung Phone galaxy mini GT- S5570 please see link for galaxy mini if it helps (https://forums.crackberry.com/e?link...token=dGHlQRcf)

the device is visable as paired but when i go throught the steps of tethering it gives a message of could not find device
1)make sure device bluetooth is turned on
2)your bluetooth device is turned on
3) you device in in range
all which i have checked correct why will it not pair frustrated at blackberry playbook at the moment or my phone which one lol btw my carrier is o2 uk and i have set up the correct apn settings o2 web name PAYANDGO PASSWORD PASSWORD so i dont think its down to the apn setting or my carriers its the bluetooth seems to think its not connected when it does list as paired and my phone come in under bluetooth devices why is it asking again to connect phone via bluetooth when it is already paired im trying to do this setup http://www.youtube.com/watch?v=DAoKznd84PQ and failing


please help me out here