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Error - underlying connection was closed

We are using Windows 2003 for AIM integration and get the following error while calling https://test.authorize.net/gateway/transact.dll

The underlying connection was closed: An unexpected error occurred on a send.

When we are running the code in production, it seems to be running fine,
https://secure.authorize.net/gateway/transact.dll

In IE the TEST website transact.dll is not working, but we are able to access the production transact.dll
Is this related to any certificate error ?

bharat2010
Member
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