Attempt by security transparent method to access security critical method failed

Question

Attempt by security transparent method \'PayPal.UserAgentHeader.get_OperatingSystemFriendlyName()\' to access security critical method \'System.Management.Management

Answer 1

Add the following tag to your web.config:

The servers on your hosting service is probably setup with a medium trust level. The 'PayPalCoreSDK' is requires your application to run with a full trust level.