You can try this from Peter
Anybody with authorization issues or people with the products mentioned above who aren't seeing what they should authorized, please try the following:
Load the IK Product Manager
UNauthorize the Syntronik 2 there
Next, Re-Authorize it again
Custom Shop Application location:
MAC: HD > Applications > Custom Shop
PC: Start > Programs > IK Multimedia > Custom Shop
Load the Custom Shop application from the location above
At the top go to your account name > Restore My Purchases
All your modules, etc should be unlocked.
Or this
There have been some server-side fixes so authorization should be smooth but if you have issues please try the steps below, these should get all of your sounds unlocked for you.
1) Open Syntronik 2 or SampleTank 4
2) Open the Custom Shop
3) Click your User Name in the Custom Shop's upper right-hand corner
4) Select "Restore My Purchases"
5) All sounds should now unlock
If you have any issues beyond that, IK Support can assist.