go into hkey current user>software>RTI>7series>761>inst1
click on the inst1 folder. on the right hand side double click on the acctlinkregpath and delte the value data.

then go into HKEY USERS it will show you two folders. one default and 1 that says a verylong number. click on the plus next to the folder with the very long number and software>RTI>7series>761>inst1 click on the inst1 folder. on the right hand side double click on the acctlinkregpath enter in the value data the path where the acctlink is installed to.

Then go to RPRO and click on the acctlink button on the main menu it should work.