Not shown System Console in 5.37.x

Summary
After upgrading to 5.37.0 or 5.37.1, Administrator can’t show System Console

Steps to reproduce

  1. Start Mattermost Server 5.37.x
  2. Access Mattermost via browsers
  3. Click System Console in the menu

Expected behavior
Show System Console

Observed behavior
Nothing is shown.

Environment
OS: Debian 10.10
Mattermost Server: 5.37.0, 5.37.1
Browser: Chrome 92.0.4515.107
Mattermost Desktop: 4.7.0 on Mac

Screen Shot

Mattermost.Log

{"level":"info","ts":1626498514.7577107,"caller":"app/server.go:269","msg":"Server is initializing...","go_version":"go1.15.5"}
{"level":"info","ts":1626498514.7598255,"caller":"app/web_hub.go:93","msg":"Starting websocket hubs","number_of_hubs":4}
{"level":"info","ts":1626498514.7626774,"caller":"i18n/i18n.go:93","msg":"Loaded system translations","for locale":"en","from locale":"/srv/mattermost/mattermost-5.37.0/i18n/en.json"}
{"level":"info","ts":1626498514.7719772,"caller":"sqlstore/store.go:306","msg":"Pinging SQL","database":"master"}
{"level":"info","ts":1626498514.7756126,"caller":"sqlstore/store.go:306","msg":"Pinging SQL","database":"migrations"}
{"level":"error","ts":1626498514.869138,"caller":"sqlstore/upgrade.go:1057","msg":"Error getting column info for migration check","table":"Posts","column":"FileIds","error":"gorp: multiple rows returned for: SELECT data_type as DataType,\n\t\t\t\t\tCOALESCE(character_maximum_length, 0) as CharMaximumLength\n\t\t\t FROM information_schema.columns\n\t\t\t WHERE table_schema = DATABASE()\n\t\t\t AND lower(table_name) = lower(?)\n\t\t\t AND lower(column_name) = lower(?) - [Posts FileIds]"}
{"level":"error","ts":1626498514.894061,"caller":"sqlstore/upgrade.go:1253","msg":"Error getting column info for migration check","table":"Roles","column":"Permissions","error":"gorp: multiple rows returned for: SELECT data_type as DataType,\n\t\t\t\t\tCOALESCE(character_maximum_length, 0) as CharMaximumLength\n\t\t\t FROM information_schema.columns\n\t\t\t WHERE table_schema = DATABASE()\n\t\t\t AND lower(table_name) = lower(?)\n\t\t\t AND lower(column_name) = lower(?) - [Roles Permissions]"}
{"level":"warn","ts":1626498518.0095847,"caller":"sqlstore/upgrade.go:243","msg":"Attempting to upgrade the database schema version","stored_version":"5.36.0","current_version":"5.36.0","new_version":"5.37.0"}
{"level":"warn","ts":1626498521.5572612,"caller":"sqlstore/upgrade.go:224","msg":"The database schema version has been upgraded","version":"5.37.0"}
{"level":"warn","ts":1626498521.7412574,"caller":"sqlstore/store.go:1164","msg":"Could not create foreign key: Error 1005: Can't create table `mattermost`.`retentionpolicieschannels` (errno: 121 \"Duplicate key on write or update\")"}
{"level":"warn","ts":1626498521.9161232,"caller":"sqlstore/store.go:1164","msg":"Could not create foreign key: Error 1005: Can't create table `mattermost`.`retentionpoliciesteams` (errno: 121 \"Duplicate key on write or update\")"}
{"level":"info","ts":1626498522.02861,"caller":"app/license.go:88","msg":"License key from https://mattermost.com required to unlock enterprise features."}
{"level":"info","ts":1626498522.656752,"caller":"app/server.go:570","msg":"Current version is 5.37.0 (5.37.0/Tue Jul 13 19:39:17 UTC 2021/f46b068ecf3b20a0d6e529618813e0ef6b85ed72/5f5945751df929314967e539b5399598611996b7)","current_version":"5.37.0","build_number":"5.37.0","build_date":"Tue Jul 13 19:39:17 UTC 2021","build_hash":"f46b068ecf3b20a0d6e529618813e0ef6b85ed72","build_hash_enterprise":"5f5945751df929314967e539b5399598611996b7"}
{"level":"info","ts":1626498522.6568305,"caller":"app/server.go:579","msg":"Enterprise Build","enterprise_build":true}
{"level":"info","ts":1626498522.6568873,"caller":"app/server.go:585","msg":"Printing current working","directory":"/srv/mattermost/mattermost-5.37.0"}
{"level":"info","ts":1626498522.6569211,"caller":"app/server.go:586","msg":"Loaded config","source":"file:///srv/mattermost/mattermost-5.37.0/config/config.json"}
{"level":"info","ts":1626498522.684046,"caller":"jobs/workers.go:135","msg":"Starting workers"}
{"level":"info","ts":1626498522.6844761,"caller":"jobs/schedulers.go:116","msg":"Starting schedulers."}
{"level":"info","ts":1626498522.6903436,"caller":"app/license.go:88","msg":"License key from https://mattermost.com required to unlock enterprise features."}
{"level":"info","ts":1626498522.7457802,"caller":"mlog/log.go:237","msg":"Starting up plugins"}
{"level":"info","ts":1626498522.7460432,"caller":"app/plugin.go:258","msg":"Syncing plugins from the file store"}
{"level":"info","ts":1626498522.8897362,"caller":"app/plugin.go:318","msg":"Syncing plugin from file store","bundle":"plugins/focalboard.tar.gz"}
{"level":"info","ts":1626498526.9281046,"caller":"go-plugin@v1.4.1/stream.go:15","msg":"2021/07/16 22:08:46 connectDatabase mysql mattermost:itWTPZZl1H6GFKCt2Sigoo6QzyHy68X8@tcp(192.168.207.10:3306)/mattermost?charset=utf8mb4,utf8&readTimeout=30s&writeTimeout=30s","plugin_id":"focalboard","source":"plugin_stderr"}
{"level":"info","ts":1626498531.4969559,"caller":"mlog/sugar.go:21","msg":"Ensuring Surveybot exists","plugin_id":"com.mattermost.nps"}
{"level":"info","ts":1626498531.7013237,"caller":"mlog/sugar.go:21","msg":"Upgrade detected. Checking if a survey should be scheduled.","plugin_id":"com.mattermost.nps"}
{"level":"info","ts":1626498531.7828891,"caller":"mlog/sugar.go:21","msg":"Scheduling next survey for Aug 7, 2021","plugin_id":"com.mattermost.nps"}
{"level":"error","ts":1626498531.8999388,"caller":"log/log.go:181","msg":"[ERR] plugin: plugin acceptAndServe error: timeout waiting for accept","source":"stdlog"}
{"level":"info","ts":1626498533.268945,"caller":"go-plugin@v1.4.1/stream.go:15","msg":"\u001b[36minfo\u001b[0m  [2021-07-16 22:08:53.268 -07:00] connectDatabase                          \u001b[36mdbType\u001b[0m=mysql \u001b[36mconnStr\u001b[0m=\"mattermost:itWTPZZl1H6GFKCt2Sigoo6QzyHy68X8@tcp(192.168.207.10:3306)/mattermost?charset=utf8mb4,utf8&readTimeout=30s&writeTimeout=30s\"","plugin_id":"focalboard","source":"plugin_stdout"}
{"level":"info","ts":1626498533.2825816,"caller":"go-plugin@v1.4.1/stream.go:15","msg":"2021/07/16 22:08:53 connectDatabase mysql mattermost:itWTPZZl1H6GFKCt2Sigoo6QzyHy68X8@tcp(192.168.207.10:3306)/mattermost?charset=utf8mb4,utf8&readTimeout=30s&writeTimeout=30s","plugin_id":"focalboard","source":"plugin_stderr"}
{"level":"info","ts":1626498533.2901614,"caller":"go-plugin@v1.4.1/stream.go:15","msg":"\u001b[36minfo\u001b[0m  [2021-07-16 22:08:53.288 -07:00] Server.Start                             ","plugin_id":"focalboard","source":"plugin_stdout"}
{"level":"info","ts":1626498533.2902384,"caller":"go-plugin@v1.4.1/stream.go:15","msg":"\u001b[31merror\u001b[0m [2021-07-16 22:08:53.288 -07:00] server not bind to any port","plugin_id":"focalboard","source":"plugin_stdout"}
{"level":"info","ts":1626498533.4905326,"caller":"mlog/sugar.go:21","msg":"Sent notification of next survey to admins","plugin_id":"com.mattermost.nps"}
{"level":"info","ts":1626498535.1338627,"caller":"app/server.go:1179","msg":"Starting Server..."}
{"level":"info","ts":1626498535.13445,"caller":"app/server.go:1255","msg":"Server is listening on [::]:8065","address":"[::]:8065"}
{"level":"info","ts":1626498535.135056,"caller":"commands/server.go:130","msg":"Sending systemd READY notification."}
{"level":"error","ts":1626498536.4818537,"caller":"log/log.go:181","msg":"[ERR] plugin: plugin acceptAndServe error: timeout waiting for accept","source":"stdlog"}
{"level":"error","ts":1626498536.4888487,"caller":"log/log.go:181","msg":"[ERR] plugin: plugin acceptAndServe error: timeout waiting for accept","source":"stdlog"}
{"level":"error","ts":1626498538.2594316,"caller":"log/log.go:181","msg":"[ERR] plugin: plugin acceptAndServe error: timeout waiting for accept","source":"stdlog"}
{"level":"info","ts":1626498571.6653469,"caller":"sqlstore/post_store.go:2011","msg":"Post.Message has size restrictions","max_characters":16383,"max_bytes":65535}
{"level":"info","ts":1626499133.290833,"caller":"go-plugin@v1.4.1/stream.go:15","msg":"\u001b[31merror\u001b[0m [2021-07-16 22:18:53.290 -07:00] Unable to clean up the sessions          \u001b[31merror\u001b[0m=\"no update allowed from focalboard, update it using mattermost\"","plugin_id":"focalboard","source":"plugin_stdout"}
{"level":"info","ts":1626499133.3920956,"caller":"expirynotify/worker.go:85","msg":"Worker: Job is complete","worker":"ExpiryNotify","job_id":"9egueeuqujg6mcbegoob5966re"}
{"level":"info","ts":1626499733.290919,"caller":"go-plugin@v1.4.1/stream.go:15","msg":"\u001b[31merror\u001b[0m [2021-07-16 22:28:53.290 -07:00] Unable to clean up the sessions          \u001b[31merror\u001b[0m=\"no update allowed from focalboard, update it using mattermost\"","plugin_id":"focalboard","source":"plugin_stdout"}
{"level":"info","ts":1626499733.6963904,"caller":"expirynotify/worker.go:85","msg":"Worker: Job is complete","worker":"ExpiryNotify","job_id":"wf9jtjxhwbdz8jepwc3aom4m3r"}
{"level":"info","ts":1626500333.2916024,"caller":"go-plugin@v1.4.1/stream.go:15","msg":"\u001b[31merror\u001b[0m [2021-07-16 22:38:53.291 -07:00] Unable to clean up the sessions          \u001b[31merror\u001b[0m=\"no update allowed from focalboard, update it using mattermost\"","plugin_id":"focalboard","source":"plugin_stdout"}
{"level":"info","ts":1626500333.8430712,"caller":"expirynotify/worker.go:85","msg":"Worker: Job is complete","worker":"ExpiryNotify","job_id":"5qcx46cpa3rj98c54m7764n6ae"}
{"level":"info","ts":1626500933.290749,"caller":"go-plugin@v1.4.1/stream.go:15","msg":"\u001b[31merror\u001b[0m [2021-07-16 22:48:53.290 -07:00] Unable to clean up the sessions          \u001b[31merror\u001b[0m=\"no update allowed from focalboard, update it using mattermost\"","plugin_id":"focalboard","source":"plugin_stdout"}
...