Every now and then I see an Open Directory database that’s gotten corrupt for one reason or another. To be more specific, while I see Kerberos get wonky and password server issues from time to time, every now and then I see the actual LDAP database throw errors like this one, when checked with slapd: /usr/libexec/slapd -Tt Corruption usually looks a little something like this: 51890ba0 ldif_read_file: checksum error on "/var/db/openldap/openldap-data/cn.bdb" 51890ba0 bdb_monitor_db_open: monitoring disabled; configure monitor database to enable config file testing succeeded If the bdb (Berkeley Database) files can’t be read in properly then you can do a sanity check with slaptest to see if there are other…