From c23b10e1d2af18ca042443d9544e46f30eeb3318 Mon Sep 17 00:00:00 2001
From: Doug Hoyte <doug@hcsw.org>
Date: Mon, 4 Sep 2023 15:44:35 -0400
Subject: [PATCH] fix 'unable to lookup event by levId' crash

This happened when a non-indexOnly scan was paused and then one of the buffered levIds was deleted or replaced before the scan resumed
---
 src/DBQuery.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/DBQuery.h b/src/DBQuery.h
index 9ca6b7e..cd6cacc 100644
--- a/src/DBQuery.h
+++ b/src/DBQuery.h
@@ -265,7 +265,8 @@ struct DBScan : NonCopyable {
                 if (f.doesMatchTimes(ev.created())) doSend = true;
             } else {
                 approxWork += 10;
-                if (f.doesMatch(lookupEventByLevId(txn, levId).flat_nested())) doSend = true;
+                auto view = env.lookup_Event(txn, levId);
+                if (view && f.doesMatch(view->flat_nested())) doSend = true;
             }
 
             if (doSend) {