V7 on Ubuntu 16.04 Bench Update Error

[komsel2228]

read that issue:

Oops, a server error has occured "ImportError: No module named ldap"

are you update erpnext develop or production? if you use erpnext production, before you update, switch-to-master first frappe-bench$ bench switch-to-master frappe-bench$ bench update if, you get error again try this. frappe-bench$ bench remove-from-installed-apps ldap frappe-bench$ bench migrate