diff --git a/.gitignore b/.gitignore
index 0341649..a0acf39 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,4 @@
+proguardMappings
 app/src/oversec
 app/src/whatsapp
 app/src/intern
diff --git a/app/src/main/java/io/oversec/one/acs/OversecAccessibilityService.java b/app/src/main/java/io/oversec/one/acs/OversecAccessibilityService.java
index d85b060..b3020e5 100644
--- a/app/src/main/java/io/oversec/one/acs/OversecAccessibilityService.java
+++ b/app/src/main/java/io/oversec/one/acs/OversecAccessibilityService.java
@@ -829,6 +829,8 @@ private void handleScrapeAll_MAIN(String reason, PerformNodeAction nodeAction) {
             if (rootNode != null) {
 
                 //fail-fast if this is not a package we're interested in
+                CharSequence csPackageName = rootNode.getPackageName();
+                if (csPackageName==null) return;
                 String aPackageName = rootNode.getPackageName().toString();
                 boolean ours = mCore.getDb().isShowDecryptOverlay(aPackageName);
                 if (!ours) {