I wrote: >Wietse Venema writes: >> I can confirm that with LMDB-0.9.10 + ITS#7756 patch, the assertion >> failure goes away when I close the cursor (and its read transaction) >> before changing the map or the database, and restore the cursor >> afterwards. I guess this got broken when things were changed to use >> external locks in order to avoid world-writable lockfiles. Does this mean we can close this ITS?