Carl,
On the servergo to "SAP Business One" >>"Server Tools" >>"Service Manager"
Thengo to "License Manager" and click onSettingsand then click"SetSecurity" to enter the passwordofB1SiteUserand addthe new serverdatabase.
Ifyoudo notsolveonlyneed to deletethe file"b1-current-user" which is in thedirectory: (with SAPBusiness Oneclosed)
C:\Users\UserXxX\Local Settings\Application Data\SAP\SAP Business One
itstilldoes not workremove theclient andreinstall
Regards,
Marcelo Silva Santos