Payroll 7.2 activation error

While upgrading US Payroll from 7.1A to 7.2A, the following error was received when attempting to activate the new module;

Error Message Report (ASERRRPT)

Change of Station

No.

Message                                                                                                                                                                                                                            

Page 1

12/17/2015   3:04:59PM

Code

Source

Type*

1

E

Error occurred when activating Sage 300 ERP Data Source.

15:04:46 - DS.dsASActMul

1.399

1 message printed

* Message type:

I               Information

W            Warning

E              Error

C             Critical error

S              Security violation

I have uninstalled, reinstalled to no avail, has anyone an answer to this error?

Thanks