You must wait to select the active part until you are in the singleCommitter thread.

If not you it might chnage in the meantime.

1 files changed, 2 insertions, 2 deletions

diff --git a/searchlib/src/vespa/searchlib/transactionlog/domain.cpp b/searchlib/src/vespa/searchlib/transactionlog/domain.cpp
index 928497bf09d..0af1ffa7b33 100644
--- a/searchlib/src/vespa/searchlib/transactionlog/domain.cpp
+++ b/searchlib/src/vespa/searchlib/transactionlog/domain.cpp
@@ -214,9 +214,9 @@ Domain::triggerSyncNow(std::unique_ptr<vespalib::IDestructorCallback> after_sync
         std::unique_lock guard(_currentChunkMutex);
         commitAndTransferResponses(guard);
     }
-    _singleCommitter->execute(makeLambdaTask([after_sync=std::move(after_sync), domainPart=getActivePart()]() {
+    _singleCommitter->execute(makeLambdaTask([this, after_sync=std::move(after_sync)]() {
         (void) after_sync;
-        domainPart->sync();
+        getActivePart()->sync();
     }));
 }