[Samba] WARNING: Module [samba_dsdb] not found - do you need to set LDB_MODULES_PATH?

[barış tombul]

 /usr/local/bin/ldbsearch -H /usr/local/samba/private/sam.ldb
'(invocationid=*)' --cross-ncs objectguid
WARNING: Module [samba_dsdb] not found - do you need to set
LDB_MODULES_PATH?
Unable to load modules for /usr/local/samba/private/sam.ldb: (null)
Failed to connect to /usr/local/samba/private/sam.ldb - (null)