Legacy Documentation: Version 2018.1 (Go to current version)
  • C#
  • JS

Script language

Select your preferred scripting language. All code snippets will be displayed in this language.



Suggest a change


Thank you for helping us improve the quality of Unity Documentation. Although we cannot accept all submissions, we do read each suggested change from our users and will make updates where applicable.


Submission failed

For some reason your suggested change could not be submitted. Please <a>try again</a> in a few minutes. And thank you for taking the time to help us improve the quality of Unity Documentation.




The various reasons a purchase can fail.


PurchasingUnavailableThe system purchasing feature is unavailable.
ExistingPurchasePendingA purchase was already in progress when a new purchase was requested.
ProductUnavailableThe product is not available to purchase on the store.
SignatureInvalidSignature validation of the purchase's receipt failed.
UserCancelledThe user opted to cancel rather than proceed with the purchase.
PaymentDeclinedThere was a problem with the payment.
DuplicateTransactionA duplicate transaction error when the transaction has already been completed successfully.
UnknownA catch-all for unrecognized purchase problems.

Did you find this page useful? Please give it a rating: