Fluxcp Donate not working

[Saruman]

I have already tested with and without paypal sandbox, and it doesn't work.

I made everything right in fluxcp, donate> put the $ > donate button > "make the payment" > and then...

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And after that, the credits in fluxcp are not activated:

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I also have set the IPN

Please, somebody help me!

Thanks !!

 

 

[quesoph]

.../config/application.php

change:

'PayPalIpnUrl'         => 'www.sandbox.paypal.com',

to

'PayPalIpnUrl'         => 'www.paypal.com',

 

[Saruman]

.../config/application.php

change:

'PayPalIpnUrl' => 'www.sandbox.paypal.com',to

'PayPalIpnUrl'         => 'www.paypal.com',

But i'm testing with sandbox mode 

Already tested with normal mode,paying with a credit card and still not working

 

[Saruman]

help ?