Please have a look here:
This is similar problem. Try to remove all data as it is described in mentioned topic and then install studio once again. This should help.
Anil_G
ashokkarale
jinal.shah
Gautham_Pattabiraman
postwick
chandreshsinh.jadeja
vrdabberu
Ajay_Mishra
sven.wullum1
Vyshnavi_Nalumachu