Issue: Error "You don't have security privileges to open this window. Contact your system administrator for assistance." when looking up credit cards or attempting to process credit cards in Great Plains
Cause: This is due to insufficient CCA privileges for GP security tasks/roles
1. Log in GP as 'SA'
2. Go to Microsoft Dynamics GP > Tools > Setup > Security Tasks. Select task id "ADMIN_CCA2735_001"
3. Choose Credit Card Advantage from Product drop down
4. Choose Windows from Type drop down
5. Choose 3rd Party from Series drop down
6. Make sure "Customer Credit Cards Lookup" is check marked from the operations window as shown below