basically saying this product is not available. There is also a recent Apple Dev forum post about that
2023-03-17 10:06:38.494598+0100 App028798:5939584] 9Purchases] - DEBUG: Vending Offerings from cache
2023-03-17 10:06:38.499266+0100 App628798:5939015] :Purchases] - INFO: Purchasing Product 'lifetime_pro_2499' from package in Offering 'pro life'
2023-03-17 10:06:38.500721+0100 App028798:5939585] 7Purchases] - DEBUG: StoreKit1Wrapper (0x0000000280f58360) updatedTransaction: lifetime_pro_2499 0
2023-03-17 10:06:38.501087+0100 App828798:5939585] pPurchases] - WARN: There is a problem with the SKPaymentTransaction missing a transaction date - this is an issue with the App Store. Unix Epoch will be used instead.
Transactions in the backend and in webhooks are unaffected and will have the correct timestamps. This is a bug in StoreKit 1. To prevent running into this issue on devices running iOS 15+, watchOS 8+, macOS 12+, and tvOS 15+, make sure `usesStoreKit2IfAvailable` is set to true when calling `configure`.
2023-03-17 10:06:38.501319+0100 App 28798:5939585] +Purchases] - WARN: There is a problem with the SKPaymentTransaction missing a transaction identifier - this is an issue with the App Store. Transactions in the backend and in webhooks are unaffected and will have the correct identifier. This is a bug in StoreKit 1. To prevent running into this issue on devices running iOS 15+, watchOS 8+, macOS 12+, and tvOS 15+, make sure `usesStoreKit2IfAvailable` is set to true when calling `configure`.
2023-03-17 10:06:40.328698+0100 App328798:5939585] <SKPaymentQueue: 0x282948150>: Payment completed with error: Error Domain=ASDServerErrorDomain Code=3502 "Dieser Artikel ist nicht verfügbar." UserInfo={storefront-country-code=DEU, client-environment-type=Sandbox, AMSServerErrorCode=3502, NSLocalizedDescription=Dieser Artikel ist nicht verfügbar.}
2023-03-17 10:06:40.336805+0100 App028798:5939585] 4Purchases] - DEBUG: StoreKit1Wrapper (0x0000000280f58360) updatedTransaction: lifetime_pro_2499 (An unknown error occurred) 2
2023-03-17 10:06:40.336986+0100 Appn28798:5939585] :Purchases] - WARN: There is a problem with the SKPaymentTransaction missing a transaction date - this is an issue with the App Store. Unix Epoch will be used instead.
Transactions in the backend and in webhooks are unaffected and will have the correct timestamps. This is a bug in StoreKit 1. To prevent running into this issue on devices running iOS 15+, watchOS 8+, macOS 12+, and tvOS 15+, make sure `usesStoreKit2IfAvailable` is set to true when calling `configure`.
2023-03-17 10:06:40.337087+0100 App<28798:5939585] 0Purchases] - WARN: There is a problem with the SKPaymentTransaction missing a transaction identifier - this is an issue with the App Store. Transactions in the backend and in webhooks are unaffected and will have the correct identifier. This is a bug in StoreKit 1. To prevent running into this issue on devices running iOS 15+, watchOS 8+, macOS 12+, and tvOS 15+, make sure `usesStoreKit2IfAvailable` is set to true when calling `configure`.
2023-03-17 10:06:40.337183+0100 Appn28798:5939585] gPurchases] - WARN: There is a problem with the SKPaymentTransaction missing a transaction date - this is an issue with the App Store. Unix Epoch will be used instead.
Transactions in the backend and in webhooks are unaffected and will have the correct timestamps. This is a bug in StoreKit 1. To prevent running into this issue on devices running iOS 15+, watchOS 8+, macOS 12+, and tvOS 15+, make sure `usesStoreKit2IfAvailable` is set to true when calling `configure`.
2023-03-17 10:06:40.337269+0100 App`28798:5939585] pPurchases] - WARN: There is a problem with the SKPaymentTransaction missing a transaction identifier - this is an issue with the App Store. Transactions in the backend and in webhooks are unaffected and will have the correct identifier. This is a bug in StoreKit 1. To prevent running into this issue on devices running iOS 15+, watchOS 8+, macOS 12+, and tvOS 15+, make sure `usesStoreKit2IfAvailable` is set to true when calling `configure`.
2023-03-17 10:06:40.341735+0100 Appn28798:5939585] gPurchases] - ERROR: There was a problem with the App Store.
2023-03-17 10:06:40.342066+0100 Apph28798:5939585] Finishing transaction '96086D99-FBBC-4549-8F67-E7E0CF1C5966' for product 'lifetime_pro_2499'
2023-03-17 10:06:40.349256+0100 App'28798:5939015] 9Purchases] - ERROR: Product purchase for 'lifetime_pro_2499' failed with error: Error Domain=RevenueCat.ErrorCode Code=2 "There was a problem with the App Store." UserInfo={NSUnderlyingError=0x28251ff00 {Error Domain=SKErrorDomain Code=0 "An unknown error occurred" UserInfo={NSLocalizedDescription=An unknown error occurred, NSUnderlyingError=0x28251fbd0 {Error Domain=ASDServerErrorDomain Code=3502 "Dieser Artikel ist nicht verfügbar." UserInfo={NSLocalizedDescription=Dieser Artikel ist nicht verfügbar.}}}}, readable_error_code=STORE_PROBLEM, source_function=asPurchasesError, source_file=RevenueCat/SKError+Extensions.swift:64, NSLocalizedDescription=There was a problem with the App Store.}
ERROR MESSAGE: {"message":"Restore failed","errorMessage":"Restore failed"}
2023-03-17 10:06:40.350550+0100 Appe28798:5939585] Purchases] - DEBUG: StoreKit1Wrapper (0x0000000280f58360) removedTransaction: lifetime_pro_2499 (An unknown error occurred) "NSLocalizedDescription": An unknown error occurred, "NSUnderlyingError": Error Domain=ASDServerErrorDomain Code=3502 "Dieser Artikel ist nicht verfügbar." UserInfo={NSLocalizedDescription=Dieser Artikel ist nicht verfügbar.}] 2
Serror] - {"message":"Restore failed","errorMessage":"Restore failed"}
rerror] - listenBuy error {"errorMessage":"Restore failed"}