1 files changed, 16 insertions, 3 deletions
diff --git a/gerrit-server/src/main/java/com/google/gerrit/server/notedb/rebuild/DraftCommentEvent.java b/gerrit-server/src/main/java/com/google/gerrit/server/notedb/rebuild/DraftCommentEvent.java
index 914930c9a6..3bc3a58ab6 100644
--- a/gerrit-server/src/main/java/com/google/gerrit/server/notedb/rebuild/DraftCommentEvent.java
+++ b/gerrit-server/src/main/java/com/google/gerrit/server/notedb/rebuild/DraftCommentEvent.java
@@ -24,9 +24,13 @@ import com.google.gerrit.server.CommentsUtil;
 import com.google.gerrit.server.notedb.ChangeDraftUpdate;
 import com.google.gerrit.server.notedb.ChangeUpdate;
 import com.google.gerrit.server.patch.PatchListCache;
-import com.google.gwtorm.server.OrmException;
+import com.google.gerrit.server.patch.PatchListNotAvailableException;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 class DraftCommentEvent extends Event {
+  private static final Logger log = LoggerFactory.getLogger(DraftCommentEvent.class);
+
   public final Comment c;
   private final Change change;
   private final PatchSet ps;
@@ -56,9 +60,18 @@ class DraftCommentEvent extends Event {
     throw new UnsupportedOperationException();
   }
 
-  void applyDraft(ChangeDraftUpdate draftUpdate) throws OrmException {
+  void applyDraft(ChangeDraftUpdate draftUpdate) {
     if (c.revId == null) {
-      setCommentRevId(c, cache, change, ps);
+      try {
+        setCommentRevId(c, cache, change, ps);
+      } catch (PatchListNotAvailableException e) {
+        log.warn(
+            "Unable to determine parent commit of patch set {} ({}); omitting draft inline comment",
+            ps.getId(),
+            ps.getRevision(),
+            c);
+        return;
+      }
     }
     draftUpdate.putComment(c);
   }