From d78afd757ee0d62cd2ca4dec6d744a907aa5e5df Mon Sep 17 00:00:00 2001
From: M66B <M66B@users.noreply.github.com>
Date: Tue, 22 Jan 2019 10:19:49 +0000
Subject: [PATCH] Prevent crash

---
 app/src/main/java/eu/faircode/email/ActivityBilling.java | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/app/src/main/java/eu/faircode/email/ActivityBilling.java b/app/src/main/java/eu/faircode/email/ActivityBilling.java
index 5517bc06ef..a8f0176025 100644
--- a/app/src/main/java/eu/faircode/email/ActivityBilling.java
+++ b/app/src/main/java/eu/faircode/email/ActivityBilling.java
@@ -211,6 +211,10 @@ abstract class ActivityBilling extends ActivityBase implements PurchasesUpdatedL
     public void onPurchasesUpdated(int responseCode, @Nullable List<Purchase> purchases) {
         String text = Helper.getBillingResponseText(responseCode);
         Log.i("IAB purchases updated response=" + text);
+
+        if (!getLifecycle().getCurrentState().isAtLeast(Lifecycle.State.RESUMED))
+            return;
+
         if (responseCode == BillingClient.BillingResponse.OK)
             checkPurchases(purchases);
         else
@@ -221,6 +225,7 @@ abstract class ActivityBilling extends ActivityBase implements PurchasesUpdatedL
         Purchase.PurchasesResult result = billingClient.queryPurchases(BillingClient.SkuType.INAPP);
         String text = Helper.getBillingResponseText(result.getResponseCode());
         Log.i("IAB query purchases response=" + text);
+
         if (result.getResponseCode() == BillingClient.BillingResponse.OK)
             checkPurchases(result.getPurchasesList());
         else