After updating to 5.4.2, MailHog no longer loads

I updated to Local 5.4.2 this morning (Windows 10). Local still works, but clicking the link to open MailHog no longer works for any of my sites. Have restarted Local and rebooted the computer. While waiting for a fix, is there a way to access MailHog manually?

Note: possibly related, but nothing on the Database tab loads, either. I can open Adminer, thankfully, but Local appears to be unable to populate the information for Host, Port, Database Name, Username, and Password.

local-lightning.log:

    {"thread":"main","class":"AddonLoaderService","level":"info","message":"Loading Add-on: C:\\Users\\robin\\AppData\\Roaming\\Local\\addons\\local-addon-notes\\lib\\main.js","timestamp":"2020-05-11T12:55:57.302Z"}
    {"thread":"main","class":"AddonLoaderService","level":"info","message":"Successfully Loaded Add-on: C:\\Users\\robin\\AppData\\Roaming\\Local\\addons\\local-addon-notes\\lib\\main.js","timestamp":"2020-05-11T12:55:57.314Z"}
    {"thread":"main","class":"AddonLoaderService","level":"info","message":"Loading Add-on: C:\\Users\\robin\\AppData\\Roaming\\Local\\lightning-services\\php-7.4.1+8\\lib\\main.js","timestamp":"2020-05-11T12:55:57.325Z"}
    {"thread":"main","class":"AddonLoaderService","level":"info","message":"Successfully Loaded Add-on: C:\\Users\\robin\\AppData\\Roaming\\Local\\lightning-services\\php-7.4.1+8\\lib\\main.js","timestamp":"2020-05-11T12:55:57.705Z"}
    {"thread":"main","class":"AddonLoaderService","level":"info","message":"Loading Add-on: C:\\Program Files (x86)\\Local\\resources\\extraResources\\lightning-services\\mailhog-1.0.0+3\\lib\\main.js","timestamp":"2020-05-11T12:55:57.714Z"}
    {"thread":"main","class":"AddonLoaderService","level":"info","message":"Successfully Loaded Add-on: C:\\Program Files (x86)\\Local\\resources\\extraResources\\lightning-services\\mailhog-1.0.0+3\\lib\\main.js","timestamp":"2020-05-11T12:55:57.741Z"}
    {"thread":"main","class":"AddonLoaderService","level":"info","message":"Loading Add-on: C:\\Program Files (x86)\\Local\\resources\\extraResources\\lightning-services\\mariadb-10.4.10+3\\lib\\main.js","timestamp":"2020-05-11T12:55:57.751Z"}
    {"thread":"main","class":"AddonLoaderService","level":"info","message":"Successfully Loaded Add-on: C:\\Program Files (x86)\\Local\\resources\\extraResources\\lightning-services\\mariadb-10.4.10+3\\lib\\main.js","timestamp":"2020-05-11T12:55:58.022Z"}
    {"thread":"main","class":"AddonLoaderService","level":"info","message":"Loading Add-on: C:\\Program Files (x86)\\Local\\resources\\extraResources\\lightning-services\\mysql-8.0.16+3\\lib\\main.js","timestamp":"2020-05-11T12:55:58.032Z"}
    {"thread":"main","class":"AddonLoaderService","level":"info","message":"Successfully Loaded Add-on: C:\\Program Files (x86)\\Local\\resources\\extraResources\\lightning-services\\mysql-8.0.16+3\\lib\\main.js","timestamp":"2020-05-11T12:55:58.323Z"}
    {"thread":"main","class":"AddonLoaderService","level":"info","message":"Loading Add-on: C:\\Program Files (x86)\\Local\\resources\\extraResources\\lightning-services\\nginx-1.16.0+3\\lib\\main.js","timestamp":"2020-05-11T12:55:58.332Z"}
    {"thread":"main","class":"AddonLoaderService","level":"info","message":"Successfully Loaded Add-on: C:\\Program Files (x86)\\Local\\resources\\extraResources\\lightning-services\\nginx-1.16.0+3\\lib\\main.js","timestamp":"2020-05-11T12:55:58.559Z"}
    {"thread":"main","class":"AddonLoaderService","level":"info","message":"Loading Add-on: C:\\Program Files (x86)\\Local\\resources\\extraResources\\lightning-services\\php-7.3.5+6\\lib\\main.js","timestamp":"2020-05-11T12:55:58.568Z"}
    {"thread":"main","class":"AddonLoaderService","level":"info","message":"Successfully Loaded Add-on: C:\\Program Files (x86)\\Local\\resources\\extraResources\\lightning-services\\php-7.3.5+6\\lib\\main.js","timestamp":"2020-05-11T12:55:58.802Z"}
    {"thread":"main","class":"ConfigTemplatesService","message":"Compiling service configs...","level":"info","timestamp":"2020-05-11T12:56:15.949Z"}
    {"thread":"main","class":"Process","process":"mysql","level":"warn","message":"2020-05-11T12:56:17.418472Z 0 [System] [MY-010116] [Server] C:\\Program Files (x86)\\Local\\resources\\extraResources\\lightning-services\\mysql-8.0.16+3\\bin\\win64\\bin\\mysqld.exe (mysqld 8.0.16) starting as process 14272","timestamp":"2020-05-11T12:56:21.931Z"}
    {"thread":"main","class":"Process","process":"mysql","level":"warn","message":"2020-05-11T12:56:17.438707Z 0 [Warning] [MY-013243] [Server] --character-set-server: The character set UTF8MB3 is deprecated and will be removed in a future release. Please consider using UTF8MB4 instead.","timestamp":"2020-05-11T12:56:21.932Z"}
    {"thread":"main","class":"Process","process":"mysql","level":"warn","message":"2020-05-11T12:56:20.502529Z 0 [System] [MY-010229] [Server] Starting crash recovery...","timestamp":"2020-05-11T12:56:21.932Z"}
    {"thread":"main","class":"Process","process":"mysql","level":"warn","message":"2020-05-11T12:56:20.521410Z 0 [System] [MY-010232] [Server] Crash recovery finished.","timestamp":"2020-05-11T12:56:21.933Z"}
    {"thread":"main","class":"Process","process":"mysql","level":"warn","message":"2020-05-11T12:56:21.806732Z 0 [Warning] [MY-010068] [Server] CA certificate ca.pem is self signed.","timestamp":"2020-05-11T12:56:21.933Z"}
    {"thread":"main","class":"Process","process":"mysql","level":"warn","message":"2020-05-11T12:56:21.933251Z 0 [System] [MY-010931] [Server] C:\\Program Files (x86)\\Local\\resources\\extraResources\\lightning-services\\mysql-8.0.16+3\\bin\\win64\\bin\\mysqld.exe: ready for connections. Version: '8.0.16'  socket: ''  port: 10023  MySQL Community Server - GPL.","timestamp":"2020-05-11T12:56:21.934Z"}
    {"thread":"main","class":"Process","process":"mailhog","pid":14660,"level":"info","message":"Killing process","timestamp":"2020-05-11T13:38:37.807Z"}
    {"thread":"main","class":"Process","process":"mysql","pid":19264,"level":"info","message":"Killing process","timestamp":"2020-05-11T13:38:37.830Z"}
    {"thread":"main","class":"Process","process":"nginx","pid":8044,"level":"info","message":"Killing process","timestamp":"2020-05-11T13:38:37.851Z"}
    {"thread":"main","class":"Process","process":"phpCgi","pid":4760,"level":"info","message":"Killing process","timestamp":"2020-05-11T13:38:37.875Z"}
    {"thread":"main","class":"Process","process":"phpCgi","pid":21588,"level":"info","message":"Killing process","timestamp":"2020-05-11T13:38:37.897Z"}
    {"thread":"main","class":"Process","process":"php-adminer","pid":14520,"level":"info","message":"Killing process","timestamp":"2020-05-11T13:38:37.918Z"}
    {"thread":"main","class":"Process","process":"nginx","pid":11164,"level":"info","message":"Killing process","timestamp":"2020-05-11T13:38:43.153Z"}
    {"thread":"main","class":"AddonLoaderService","level":"info","message":"Loading Add-on: C:\\Users\\robin\\AppData\\Roaming\\Local\\addons\\local-addon-notes\\lib\\main.js","timestamp":"2020-05-11T13:47:23.976Z"}
    {"thread":"main","class":"AddonLoaderService","level":"info","message":"Successfully Loaded Add-on: C:\\Users\\robin\\AppData\\Roaming\\Local\\addons\\local-addon-notes\\lib\\main.js","timestamp":"2020-05-11T13:47:23.986Z"}
    {"thread":"main","class":"AddonLoaderService","level":"info","message":"Loading Add-on: C:\\Users\\robin\\AppData\\Roaming\\Local\\lightning-services\\php-7.4.1+8\\lib\\main.js","timestamp":"2020-05-11T13:47:23.996Z"}
    {"thread":"main","class":"AddonLoaderService","level":"info","message":"Successfully Loaded Add-on: C:\\Users\\robin\\AppData\\Roaming\\Local\\lightning-services\\php-7.4.1+8\\lib\\main.js","timestamp":"2020-05-11T13:47:24.320Z"}
    {"thread":"main","class":"AddonLoaderService","level":"info","message":"Loading Add-on: C:\\Program Files (x86)\\Local\\resources\\extraResources\\lightning-services\\mailhog-1.0.0+3\\lib\\main.js","timestamp":"2020-05-11T13:47:24.329Z"}
    {"thread":"main","class":"AddonLoaderService","level":"info","message":"Successfully Loaded Add-on: C:\\Program Files (x86)\\Local\\resources\\extraResources\\lightning-services\\mailhog-1.0.0+3\\lib\\main.js","timestamp":"2020-05-11T13:47:24.351Z"}
    {"thread":"main","class":"AddonLoaderService","level":"info","message":"Loading Add-on: C:\\Program Files (x86)\\Local\\resources\\extraResources\\lightning-services\\mariadb-10.4.10+3\\lib\\main.js","timestamp":"2020-05-11T13:47:24.361Z"}
    {"thread":"main","class":"AddonLoaderService","level":"info","message":"Successfully Loaded Add-on: C:\\Program Files (x86)\\Local\\resources\\extraResources\\lightning-services\\mariadb-10.4.10+3\\lib\\main.js","timestamp":"2020-05-11T13:47:24.603Z"}
    {"thread":"main","class":"AddonLoaderService","level":"info","message":"Loading Add-on: C:\\Program Files (x86)\\Local\\resources\\extraResources\\lightning-services\\mysql-8.0.16+3\\lib\\main.js","timestamp":"2020-05-11T13:47:24.612Z"}
    {"thread":"main","class":"AddonLoaderService","level":"info","message":"Successfully Loaded Add-on: C:\\Program Files (x86)\\Local\\resources\\extraResources\\lightning-services\\mysql-8.0.16+3\\lib\\main.js","timestamp":"2020-05-11T13:47:24.867Z"}
    {"thread":"main","class":"AddonLoaderService","level":"info","message":"Loading Add-on: C:\\Program Files (x86)\\Local\\resources\\extraResources\\lightning-services\\nginx-1.16.0+3\\lib\\main.js","timestamp":"2020-05-11T13:47:24.878Z"}
    {"thread":"main","class":"AddonLoaderService","level":"info","message":"Successfully Loaded Add-on: C:\\Program Files (x86)\\Local\\resources\\extraResources\\lightning-services\\nginx-1.16.0+3\\lib\\main.js","timestamp":"2020-05-11T13:47:25.095Z"}
    {"thread":"main","class":"AddonLoaderService","level":"info","message":"Loading Add-on: C:\\Program Files (x86)\\Local\\resources\\extraResources\\lightning-services\\php-7.3.5+6\\lib\\main.js","timestamp":"2020-05-11T13:47:25.104Z"}
    {"thread":"main","class":"AddonLoaderService","level":"info","message":"Successfully Loaded Add-on: C:\\Program Files (x86)\\Local\\resources\\extraResources\\lightning-services\\php-7.3.5+6\\lib\\main.js","timestamp":"2020-05-11T13:47:25.314Z"}
    {"thread":"main","class":"ConfigTemplatesService","message":"Compiling service configs...","level":"info","timestamp":"2020-05-11T13:47:59.255Z"}
    {"thread":"main","class":"Process","process":"mysql","level":"warn","message":"2020-05-11T13:48:02.166199Z 0 [System] [MY-010116] [Server] C:\\Program Files (x86)\\Local\\resources\\extraResources\\lightning-services\\mysql-8.0.16+3\\bin\\win64\\bin\\mysqld.exe (mysqld 8.0.16) starting as process 17332","timestamp":"2020-05-11T13:48:09.606Z"}
    {"thread":"main","class":"Process","process":"mysql","level":"warn","message":"2020-05-11T13:48:02.185427Z 0 [Warning] [MY-013243] [Server] --character-set-server: The character set UTF8MB3 is deprecated and will be removed in a future release. Please consider using UTF8MB4 instead.","timestamp":"2020-05-11T13:48:09.607Z"}
    {"thread":"main","class":"Process","process":"mysql","level":"warn","message":"2020-05-11T13:48:07.696346Z 0 [System] [MY-010229] [Server] Starting crash recovery...","timestamp":"2020-05-11T13:48:09.608Z"}
    {"thread":"main","class":"Process","process":"mysql","level":"warn","message":"2020-05-11T13:48:07.712747Z 0 [System] [MY-010232] [Server] Crash recovery finished.","timestamp":"2020-05-11T13:48:09.609Z"}
    {"thread":"main","class":"Process","process":"mysql","level":"warn","message":"2020-05-11T13:48:09.494754Z 0 [Warning] [MY-010068] [Server] CA certificate ca.pem is self signed.","timestamp":"2020-05-11T13:48:09.610Z"}
    {"thread":"main","class":"Process","process":"mysql","level":"warn","message":"2020-05-11T13:48:09.611656Z 0 [System] [MY-010931] [Server] C:\\Program Files (x86)\\Local\\resources\\extraResources\\lightning-services\\mysql-8.0.16+3\\bin\\win64\\bin\\mysqld.exe: ready for connections. Version: '8.0.16'  socket: ''  port: 10023  MySQL Community Server - GPL.","timestamp":"2020-05-11T13:48:09.615Z"}

Update: this appears to be a JS error. When I “Open Development Tools” for Local, there are multiple JS errors when the program loads, and then when I click the button to open MailHog, I get this:

Downgrading to 5.4.1 fixed the issue for me, along with the Database tab not loading.

Hi @robincornett,

Thanks for the log, screenshot, and confirmation that downgrading helped! We’re actively looking into this.

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