Interproject Billing- Receiver Project not available under 'Internal Billing'- why?

Summary:

Hi,

I have setup the receiver project as follows:

Task level details:

When defining the contract project in Provider Business Unit, I am not able to see the above:

Legal Entity assignment to internal customer and supplier is also complete for both provider and receiver organization.

Why am i not able to select the receiver project name above?

Thanks

Atul

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