• Sage 100 Standard client is using a UNC path instead of a mapped drive
  
• Expired, Invalid, non-subscription plan or incorrect Sage 100 product key
  

• Create a mapped drive for shared MAS 90 folder then un-install and re-install Sage 100 workstation setup 
  
• Only customers with a current Sage 100 subscription plan are entitled to screen customization features in User Settings.

To obtain new product keys, simply sign into the Customer Portal and select the Activation Codes tab. You may also contact a BusinessCare representative at 866-800-0654 or email [email protected] to obtain your new product keys or answer any questions related to the new product keys.

Note: Sage 100 support cannot issue product keys, use the above information to obtain the proper product key.