Full_Name: Steven Lang Version: LMDB 0.9.16 OS: Ubuntu 14.04 URL: ftp://ftp.openldap.org/incoming/steven-lang-151112.tar.gz Submission from: (NULL) (50.76.49.9)

This seems to be a variation on ITS#8258 - the base cause is the same; an mdb_cursor_del causes the tree to grow in depth, the cursor is not updated with the new depth, and the next cursor op on the cursor asserts.

I have a DB and short C file which triggers the assert in a simple manner.