Issue in storekit purchase and sandbox IAP testing

I have using the internal testflight testers to test the app and IAP everyting is working once i created the Beta link for external testers who all are not able to get the IAP and similarly who all are I added as internal testers after beta link was created they are alos not able to purchase It was showing in the app as "Unable to process your request" and i am getting the error as followsPurchase did not return a transaction: Error Domain=ASDErrorDomain Code=500 "(null)" UserInfo={NSUnderlyingError=0x28291ebb0 {Error Domain=AMSErrorDomain Code=305 "Purchase Failed" UserInfo={NSLocalizedDescription=Purchase Failed, AMSStatusCode=200, AMSServerPayload={ "cancel-purchase-batch" = 1; customerMessage = "Unable to process your request."; dialog = { defaultButton = ok; explanation = "Please try again later."; initialCheckboxValue = 1; isFree = 1; "m-allowed" = 0; message = "Unable to process your request."; okButtonString = OK; }; failureType = ""; "m-allowed" = 0; metrics = { actionUrl = "sandbox.itunes.apple.com/WebObjects/MZBuy.woa/wa/inAppBuy"; asnState = 0; dialogId = "MZCommerce.SystemError"; eventType = dialog; message = "Unable <…>

Issue in storekit purchase and sandbox IAP testing
 
 
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