Hi, I am changed smtp settings and trying to rebuild app. cd /var/discourse ./launcher rebuild app Output: ERROR: Docker version 1.9.1 not supported, please upgrade to at least 17.03.1, or recommended 17.06.2 What can i do? Any suggestions?

Docker version not supported problem

bekircem 2020 年 3 月 14 日午後 10:14 3

Hi, thank you for the answer.

Here is the result: