Upgraded from v3 to v4 = issues

Upgraded one of my sites/servers from v3 to v4 this morning and am experiencing some issues that I need help problem solving. Server WAS running Debian 8 Jessie. Server is CURRENTLY running Debian 9 Stretch.

seb@saskseats-serv:~# ee cli info

+-------------------+------------------------------------------------------------------+
| OS                | Linux 4.9.0-13-amd64 #1 SMP Debian 4.9.228-1 (2020-07-05) x86_64 |
| Shell             | /bin/bash                                                        |
| PHP binary        | /usr/bin/php7.4                                                  |
| PHP version       | 7.4.10                                                           |
| php.ini used      | /etc/php/7.4/cli/php.ini                                         |
| EE root dir       | phar://ee.phar                                                   |
| EE vendor dir     | phar://ee.phar/vendor                                            |
| EE phar path      | /root                                                            |
| EE packages dir   |                                                                  |
| EE global config  | /opt/easyengine/config/config.yml                                |
| EE project config |                                                                  |
| EE version        | 4.1.4                                                            |
+-------------------+------------------------------------------------------------------+

seb@saskseats-serv:~# lsb_release -a

No LSB modules are available.
Distributor ID:	Debian
Description:	Debian GNU/Linux 9.13 (stretch)
Release:	9.13
Codename:	stretch

seb@saskseats-serv:~# uname -a

Linux saskseats-serv 4.9.0-13-amd64 #1 SMP Debian 4.9.228-1 (2020-07-05) x86_64 GNU/Linux

seb@saskseats-serv:~# ls /opt/easyengine

config	db  logs  sites

^ So no services or admintools?

seb@saskseats-serv:~# cat /opt/easyengine/logs/install.log

cat: /opt/easyengine/logs/install.log: No such file or directory

seb@saskseats-serv:~# ping -c 10 saskseats.ca

10 packets transmitted, 10 received, 0% packet loss, time 9188m

seb@saskseats-serv:~# cat /opt/easyengine/logs/ee.log

[17-09-2020 14:37:19] ee.INFO: ::::::::::::::::::::::::ee invoked::::::::::::::::::::::::  
[17-09-2020 14:37:19] ee.DEBUG: -----------------------  
[17-09-2020 14:37:19] ee.DEBUG: COMMAND: cd /opt/easyengine/services && docker ps -q --no-trunc | grep $(docker-compose ps -q global-nginx-proxy)  
[17-09-2020 14:37:19] ee.DEBUG: STDERR: sh: 1: cd: can't cd to /opt/easyengine/services   
[17-09-2020 14:37:19] ee.DEBUG: RETURN CODE: 2  
[17-09-2020 14:37:19] ee.DEBUG: -----------------------  
[17-09-2020 14:37:19] ee.DEBUG: No readable global config found  
[17-09-2020 14:37:19] ee.DEBUG: No project config found  
[17-09-2020 14:37:19] ee.DEBUG: argv: /usr/local/bin/ee4 config set proxy_80_port 8080  
[17-09-2020 14:37:19] ee.DEBUG: Running command: config set  
[17-09-2020 14:37:19] ee.INFO: ::::::::::::::::::::::::ee invoked::::::::::::::::::::::::  
[17-09-2020 14:37:19] ee.DEBUG: -----------------------  
[17-09-2020 14:37:19] ee.DEBUG: COMMAND: cd /opt/easyengine/services && docker ps -q --no-trunc | grep $(docker-compose ps -q global-nginx-proxy)  
[17-09-2020 14:37:19] ee.DEBUG: STDERR: sh: 1: cd: can't cd to /opt/easyengine/services   
[17-09-2020 14:37:19] ee.DEBUG: RETURN CODE: 2  
[17-09-2020 14:37:19] ee.DEBUG: -----------------------  
[17-09-2020 14:37:19] ee.DEBUG: Using default global config: /opt/easyengine/config/config.yml  
[17-09-2020 14:37:19] ee.DEBUG: No project config found  
[17-09-2020 14:37:19] ee.DEBUG: argv: /usr/local/bin/ee4 config set proxy_443_port 8443  
[17-09-2020 14:37:19] ee.DEBUG: Running command: config set  
[17-09-2020 14:37:19] ee.INFO: ::::::::::::::::::::::::ee invoked::::::::::::::::::::::::  
[17-09-2020 14:37:19] ee.DEBUG: -----------------------  
[17-09-2020 14:37:19] ee.DEBUG: COMMAND: cd /opt/easyengine/services && docker ps -q --no-trunc | grep $(docker-compose ps -q global-nginx-proxy)  
[17-09-2020 14:37:19] ee.DEBUG: STDERR: sh: 1: cd: can't cd to /opt/easyengine/services   
[17-09-2020 14:37:19] ee.DEBUG: RETURN CODE: 2  
[17-09-2020 14:37:19] ee.DEBUG: -----------------------  
[17-09-2020 14:37:19] ee.DEBUG: Using default global config: /opt/easyengine/config/config.yml  
[17-09-2020 14:37:19] ee.DEBUG: No project config found  
[17-09-2020 14:37:19] ee.DEBUG: argv: /usr/local/bin/ee4 config set preferred_ssl_challenge dns  
[17-09-2020 14:37:19] ee.DEBUG: Running command: config set  
[17-09-2020 14:37:20] ee.INFO: ::::::::::::::::::::::::ee invoked::::::::::::::::::::::::  
[17-09-2020 14:37:20] ee.DEBUG: -----------------------  
[17-09-2020 14:37:20] ee.DEBUG: COMMAND: cd /opt/easyengine/services && docker ps -q --no-trunc | grep $(docker-compose ps -q global-nginx-proxy)  
[17-09-2020 14:37:20] ee.DEBUG: STDERR: sh: 1: cd: can't cd to /opt/easyengine/services   
[17-09-2020 14:37:20] ee.DEBUG: RETURN CODE: 2  
[17-09-2020 14:37:20] ee.DEBUG: -----------------------  
[17-09-2020 14:37:20] ee.DEBUG: -----------------------  
[17-09-2020 14:37:20] ee.DEBUG: COMMAND: docker ps > /dev/null  
[17-09-2020 14:37:20] ee.DEBUG: RETURN CODE: 0  
[17-09-2020 14:37:20] ee.DEBUG: -----------------------  
[17-09-2020 14:37:20] ee.DEBUG: -----------------------  
[17-09-2020 14:37:20] ee.DEBUG: COMMAND: command -v docker-compose > /dev/null  
[17-09-2020 14:37:20] ee.DEBUG: RETURN CODE: 0  
[17-09-2020 14:37:20] ee.DEBUG: -----------------------  
[17-09-2020 14:37:20] ee.ERROR: EasyEngine requires minimum PHP 7.2.0 to run.  
[17-09-2020 14:37:32] ee.INFO: ::::::::::::::::::::::::ee invoked::::::::::::::::::::::::  
[17-09-2020 14:37:32] ee.DEBUG: -----------------------  
[17-09-2020 14:37:32] ee.DEBUG: COMMAND: cd /opt/easyengine/services && docker ps -q --no-trunc | grep $(docker-compose ps -q global-nginx-proxy)  
[17-09-2020 14:37:32] ee.DEBUG: STDERR: sh: 1: cd: can't cd to /opt/easyengine/services   
[17-09-2020 14:37:32] ee.DEBUG: RETURN CODE: 2  
[17-09-2020 14:37:32] ee.DEBUG: -----------------------  
[17-09-2020 14:37:32] ee.DEBUG: Using default global config: /opt/easyengine/config/config.yml  
[17-09-2020 14:37:32] ee.DEBUG: No project config found  
[17-09-2020 14:37:32] ee.DEBUG: argv: /usr/local/bin/ee4 config set proxy_80_port 80  
[17-09-2020 14:37:32] ee.DEBUG: Running command: config set  
[17-09-2020 14:37:32] ee.INFO: ::::::::::::::::::::::::ee invoked::::::::::::::::::::::::  
[17-09-2020 14:37:32] ee.DEBUG: -----------------------  
[17-09-2020 14:37:32] ee.DEBUG: COMMAND: cd /opt/easyengine/services && docker ps -q --no-trunc | grep $(docker-compose ps -q global-nginx-proxy)  
[17-09-2020 14:37:32] ee.DEBUG: STDERR: sh: 1: cd: can't cd to /opt/easyengine/services   
[17-09-2020 14:37:32] ee.DEBUG: RETURN CODE: 2  
[17-09-2020 14:37:32] ee.DEBUG: -----------------------  
[17-09-2020 14:37:32] ee.DEBUG: Using default global config: /opt/easyengine/config/config.yml  
[17-09-2020 14:37:32] ee.DEBUG: No project config found  
[17-09-2020 14:37:32] ee.DEBUG: argv: /usr/local/bin/ee4 config set proxy_443_port 443  
[17-09-2020 14:37:32] ee.DEBUG: Running command: config set  
[17-09-2020 14:37:53] ee.INFO: ::::::::::::::::::::::::ee invoked::::::::::::::::::::::::  
[17-09-2020 14:37:53] ee.DEBUG: -----------------------  
[17-09-2020 14:37:53] ee.DEBUG: COMMAND: cd /opt/easyengine/services && docker ps -q --no-trunc | grep $(docker-compose ps -q global-nginx-proxy)  
[17-09-2020 14:37:53] ee.DEBUG: STDERR: sh: 1: cd: can't cd to /opt/easyengine/services   
[17-09-2020 14:37:53] ee.DEBUG: RETURN CODE: 2  
[17-09-2020 14:37:53] ee.DEBUG: -----------------------  
[17-09-2020 14:37:53] ee.DEBUG: Using default global config: /opt/easyengine/config/config.yml  
[17-09-2020 14:37:53] ee.DEBUG: No project config found  
[17-09-2020 14:37:53] ee.DEBUG: argv: /usr/local/bin/ee  
[17-09-2020 14:37:53] ee.DEBUG: Running command: help  
[17-09-2020 14:40:43] ee.INFO: ::::::::::::::::::::::::ee invoked::::::::::::::::::::::::  
[17-09-2020 14:40:43] ee.DEBUG: -----------------------  
[17-09-2020 14:40:43] ee.DEBUG: COMMAND: cd /opt/easyengine/services && docker ps -q --no-trunc | grep $(docker-compose ps -q global-nginx-proxy)  
[17-09-2020 14:40:43] ee.DEBUG: STDERR: sh: 1: cd: can't cd to /opt/easyengine/services   
[17-09-2020 14:40:43] ee.DEBUG: RETURN CODE: 2  
[17-09-2020 14:40:43] ee.DEBUG: -----------------------  
[17-09-2020 14:40:43] ee.DEBUG: Using default global config: /opt/easyengine/config/config.yml  
[17-09-2020 14:40:43] ee.DEBUG: No project config found  
[17-09-2020 14:40:43] ee.DEBUG: argv: /usr/local/bin/ee --version  
[17-09-2020 14:40:43] ee.DEBUG: Running command: cli version  
[17-09-2020 14:40:51] ee.INFO: ::::::::::::::::::::::::ee invoked::::::::::::::::::::::::  
[17-09-2020 14:40:51] ee.DEBUG: -----------------------  
[17-09-2020 14:40:51] ee.DEBUG: COMMAND: cd /opt/easyengine/services && docker ps -q --no-trunc | grep $(docker-compose ps -q global-nginx-proxy)  
[17-09-2020 14:40:51] ee.DEBUG: STDERR: sh: 1: cd: can't cd to /opt/easyengine/services   
[17-09-2020 14:40:51] ee.DEBUG: RETURN CODE: 2  
[17-09-2020 14:40:51] ee.DEBUG: -----------------------  
[17-09-2020 14:40:51] ee.DEBUG: -----------------------  
[17-09-2020 14:40:51] ee.DEBUG: COMMAND: docker ps > /dev/null  
[17-09-2020 14:40:51] ee.DEBUG: RETURN CODE: 0  
[17-09-2020 14:40:51] ee.DEBUG: -----------------------  
[17-09-2020 14:40:51] ee.DEBUG: -----------------------  
[17-09-2020 14:40:51] ee.DEBUG: COMMAND: command -v docker-compose > /dev/null  
[17-09-2020 14:40:51] ee.DEBUG: RETURN CODE: 0  
[17-09-2020 14:40:51] ee.DEBUG: -----------------------  
[17-09-2020 14:40:51] ee.ERROR: EasyEngine requires minimum PHP 7.2.0 to run.  
[17-09-2020 11:16:39] ee.INFO: ::::::::::::::::::::::::ee invoked::::::::::::::::::::::::  
[17-09-2020 11:16:39] ee.DEBUG: -----------------------  
[17-09-2020 11:16:39] ee.DEBUG: COMMAND: cd /opt/easyengine/services && docker ps -q --no-trunc | grep $(docker-compose ps -q global-nginx-proxy)  
[17-09-2020 11:16:39] ee.DEBUG: STDERR: sh: 1: cd: can't cd to /opt/easyengine/services   
[17-09-2020 11:16:39] ee.DEBUG: RETURN CODE: 2  
[17-09-2020 11:16:39] ee.DEBUG: -----------------------  
[17-09-2020 11:16:39] ee.DEBUG: -----------------------  
[17-09-2020 11:16:39] ee.DEBUG: COMMAND: docker ps > /dev/null  
[17-09-2020 11:16:39] ee.DEBUG: STDERR: Cannot connect to the Docker daemon at unix:///var/run/docker.sock. Is the docker daemon running?   
[17-09-2020 11:16:39] ee.DEBUG: RETURN CODE: 1  
[17-09-2020 11:16:39] ee.DEBUG: -----------------------  
[17-09-2020 11:16:39] ee.DEBUG: -----------------------  
[17-09-2020 11:16:39] ee.DEBUG: COMMAND: command -v docker-compose > /dev/null  
[17-09-2020 11:16:39] ee.DEBUG: RETURN CODE: 0  
[17-09-2020 11:16:39] ee.DEBUG: -----------------------  
[17-09-2020 11:16:39] ee.ERROR: Docker not installed or not running.  
[17-09-2020 11:18:55] ee.INFO: ::::::::::::::::::::::::ee invoked::::::::::::::::::::::::  
[17-09-2020 11:18:55] ee.DEBUG: -----------------------  
[17-09-2020 11:18:55] ee.DEBUG: COMMAND: cd /opt/easyengine/services && docker ps -q --no-trunc | grep $(docker-compose ps -q global-nginx-proxy)  
[17-09-2020 11:18:55] ee.DEBUG: STDERR: sh: 1: cd: can't cd to /opt/easyengine/services   
[17-09-2020 11:18:55] ee.DEBUG: RETURN CODE: 2  
[17-09-2020 11:18:55] ee.DEBUG: -----------------------  
[17-09-2020 11:18:55] ee.DEBUG: -----------------------  
[17-09-2020 11:18:55] ee.DEBUG: COMMAND: docker ps > /dev/null  
[17-09-2020 11:18:56] ee.DEBUG: STDERR: Cannot connect to the Docker daemon at unix:///var/run/docker.sock. Is the docker daemon running?   
[17-09-2020 11:18:56] ee.DEBUG: RETURN CODE: 1  
[17-09-2020 11:18:56] ee.DEBUG: -----------------------  
[17-09-2020 11:18:56] ee.DEBUG: -----------------------  
[17-09-2020 11:18:56] ee.DEBUG: COMMAND: command -v docker-compose > /dev/null  
[17-09-2020 11:18:56] ee.DEBUG: RETURN CODE: 0  
[17-09-2020 11:18:56] ee.DEBUG: -----------------------  
[17-09-2020 11:18:56] ee.ERROR: Docker not installed or not running.  
[17-09-2020 11:20:17] ee.INFO: ::::::::::::::::::::::::ee invoked::::::::::::::::::::::::  
[17-09-2020 11:20:17] ee.DEBUG: -----------------------  
[17-09-2020 11:20:17] ee.DEBUG: COMMAND: cd /opt/easyengine/services && docker ps -q --no-trunc | grep $(docker-compose ps -q global-nginx-proxy)  
[17-09-2020 11:20:17] ee.DEBUG: STDERR: sh: 1: cd: can't cd to /opt/easyengine/services   
[17-09-2020 11:20:17] ee.DEBUG: RETURN CODE: 2  
[17-09-2020 11:20:17] ee.DEBUG: -----------------------  
[17-09-2020 11:20:17] ee.DEBUG: Using default global config: /opt/easyengine/config/config.yml  
[17-09-2020 11:20:17] ee.DEBUG: No project config found  
[17-09-2020 11:20:17] ee.DEBUG: argv: /usr/local/bin/ee  
[17-09-2020 11:20:17] ee.DEBUG: Running command: help  
[17-09-2020 11:22:04] ee.INFO: ::::::::::::::::::::::::ee invoked::::::::::::::::::::::::  
[17-09-2020 11:22:04] ee.DEBUG: -----------------------  
[17-09-2020 11:22:04] ee.DEBUG: COMMAND: cd /opt/easyengine/services && docker ps -q --no-trunc | grep $(docker-compose ps -q global-nginx-proxy)  
[17-09-2020 11:22:04] ee.DEBUG: STDERR: sh: 1: cd: can't cd to /opt/easyengine/services   
[17-09-2020 11:22:04] ee.DEBUG: RETURN CODE: 2  
[17-09-2020 11:22:04] ee.DEBUG: -----------------------  
[17-09-2020 11:22:04] ee.DEBUG: Using default global config: /opt/easyengine/config/config.yml  
[17-09-2020 11:22:04] ee.DEBUG: No project config found  
[17-09-2020 11:22:04] ee.DEBUG: argv: /usr/local/bin/ee --version  
[17-09-2020 11:22:04] ee.DEBUG: Running command: cli version  
[17-09-2020 11:22:18] ee.INFO: ::::::::::::::::::::::::ee invoked::::::::::::::::::::::::  
[17-09-2020 11:22:18] ee.DEBUG: -----------------------  
[17-09-2020 11:22:18] ee.DEBUG: COMMAND: cd /opt/easyengine/services && docker ps -q --no-trunc | grep $(docker-compose ps -q global-nginx-proxy)  
[17-09-2020 11:22:18] ee.DEBUG: STDERR: sh: 1: cd: can't cd to /opt/easyengine/services   
[17-09-2020 11:22:18] ee.DEBUG: RETURN CODE: 2  
[17-09-2020 11:22:18] ee.DEBUG: -----------------------  
[17-09-2020 11:22:18] ee.DEBUG: -----------------------  
[17-09-2020 11:22:18] ee.DEBUG: COMMAND: docker ps > /dev/null  
[17-09-2020 11:22:18] ee.DEBUG: STDERR: Cannot connect to the Docker daemon at unix:///var/run/docker.sock. Is the docker daemon running?   
[17-09-2020 11:22:18] ee.DEBUG: RETURN CODE: 1  
[17-09-2020 11:22:18] ee.DEBUG: -----------------------  
[17-09-2020 11:22:18] ee.DEBUG: -----------------------  
[17-09-2020 11:22:18] ee.DEBUG: COMMAND: command -v docker-compose > /dev/null  
[17-09-2020 11:22:18] ee.DEBUG: RETURN CODE: 0  
[17-09-2020 11:22:18] ee.DEBUG: -----------------------  
[17-09-2020 11:22:18] ee.DEBUG: Using default global config: /opt/easyengine/config/config.yml  
[17-09-2020 11:22:18] ee.DEBUG: No project config found  
[17-09-2020 11:22:18] ee.DEBUG: argv: /usr/local/bin/ee cli info  
[17-09-2020 11:22:18] ee.DEBUG: Running command: cli info  
[17-09-2020 11:23:07] ee.INFO: ::::::::::::::::::::::::ee invoked::::::::::::::::::::::::  
[17-09-2020 11:23:07] ee.DEBUG: -----------------------  
[17-09-2020 11:23:07] ee.DEBUG: COMMAND: cd /opt/easyengine/services && docker ps -q --no-trunc | grep $(docker-compose ps -q global-nginx-proxy)  
[17-09-2020 11:23:07] ee.DEBUG: STDERR: sh: 1: cd: can't cd to /opt/easyengine/services   
[17-09-2020 11:23:07] ee.DEBUG: RETURN CODE: 2  
[17-09-2020 11:23:07] ee.DEBUG: -----------------------  
[17-09-2020 11:23:07] ee.DEBUG: Using default global config: /opt/easyengine/config/config.yml  
[17-09-2020 11:23:07] ee.DEBUG: No project config found  
[17-09-2020 11:23:07] ee.DEBUG: argv: /usr/local/bin/ee cli update --stable  
[17-09-2020 11:23:07] ee.DEBUG: Running command: cli update  
[17-09-2020 11:23:07] ee.INFO: Note: It is recommended to run EasyEngine update in tmux/screen. Update at times may take some time. To view progress, tail logs in a different window using `tail -f /opt/easyengine/logs/ee.log`.  
[17-09-2020 11:23:17] ee.DEBUG: -----------------------  
[17-09-2020 11:23:17] ee.DEBUG: COMMAND: docker ps > /dev/null  
[17-09-2020 11:23:17] ee.DEBUG: STDERR: Cannot connect to the Docker daemon at unix:///var/run/docker.sock. Is the docker daemon running?   
[17-09-2020 11:23:17] ee.DEBUG: RETURN CODE: 1  
[17-09-2020 11:23:17] ee.DEBUG: -----------------------  
[17-09-2020 11:23:17] ee.DEBUG: -----------------------  
[17-09-2020 11:23:17] ee.DEBUG: COMMAND: command -v docker-compose > /dev/null  
[17-09-2020 11:23:17] ee.DEBUG: RETURN CODE: 0  
[17-09-2020 11:23:17] ee.DEBUG: -----------------------  
[17-09-2020 11:23:17] ee.ERROR: Docker not installed or not running. 

Thanks for any insight!

Solved.

Nuked the server.
Reinstalled Debian 10
Installed EasyEngine 4
Dropped htdocs and wp-config.php in
Used PHPMyAdmin to upload database