lib/neo4j/shared/callbacks.rb in neo4j-8.0.0.rc.3 vs lib/neo4j/shared/callbacks.rb in neo4j-8.0.0.rc.4

@@ -22,10 +22,10 @@
         tx = Neo4j::ActiveBase.new_transaction
         run_callbacks(:destroy) { super }
       rescue
         @_deleted = false
         @attributes = @attributes.dup
-        tx.mark_failed
+        tx.mark_failed if tx
         raise
       ensure
         tx.close if tx
       end