ASP.NET error

Hi,

I have all of a sudden starting getting the following error on a .net application:

Error
I'm confused by this error as I cannot find out why it is happening.

I am hoping someone is able to help me.
SmashAndGrabAsked:
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Kyle AbrahamsSenior .Net DeveloperCommented:
Can you post your code?  Looks like you're passing in a null parameter for something.  

Look at Credit.CS or SapRFCCall
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SmashAndGrabAuthor Commented:
This is the code from

SAPRFCCALL:

code
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Kyle AbrahamsSenior .Net DeveloperCommented:
Can you post the code for ConnectSapSystem?  

is Destination Null?
Are other properties in destination filled in?
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SmashAndGrabAuthor Commented:
Thank you Kyle!

It was the ConnectSAPSystem.  

Thanks for pointing me in the right direction :)
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