Summary

This article provides 8.1.22 HF and information about how to apply this fix on your servers.

Applies To

This article applies to MachPanel

Important Note

Prior to performing any update take backup of your MachPanel Database and files from Control and Remote servers. See below Kb article for more details on how to take backup. http://kb.machsol.com/Knowledgebase/Article/50248
MachPanel Control Panel and all MachPanel Remote Servers need to be on Build v8.1.22 and then Hotfix can be applied.
Please follow the steps given below in sequence and execute instructions in the KB articles to complete the update:
- Update to Latest MachPanel
- Update to Latest MachPanel Remote Server

Latest Issues Fixed

Build: 8.1.22 HF Updated: December 24, 2025

1: Fixed extra modules show up in customer side without subscribing.
2: Fixed MailFlow logs break if one of Ex server is down.
3: Logging added for MailFlow Logs processing failure tracking.
4: Added -ShowDetails in Mailbox Audit Logs export command.
5: Fixed AD User add issue when there's no user in organization to set as Manager
6: Fixed Sanitization issue in Exchange Disclaimer text.
7: Fixed long delay in Get All VMs Endpoint.
8: Fixed error in creating/updating Linked Ad User Contact for Customer.

Procedure

Go to MachPanel configuration studio.
Shut down all the MachPanel services and also exit the configuration studio. Make sure no instance to MachPanel Configuration Studio is running under any user.

Download the hotfix MachPanel_HF_8.1.22_Dec_24_2025.zip file from the link at bottom of this page.
Stop IIS Admin Service, please make sure that all the services are STOPPED from MachPanel Configuration Studio. Verify from "Task Manager" that the following services are not running.

MachSol.MachPanel Provisioning Service.

MachSol.MachPanel.ConfigurationStudio.exe.

MachPanel Billing Service.

MachPanel Helpdesk Service.

MachPanel Network Service.

MachPanel License Service.

MachPanel O365 Service.

Replace files from MachPanel folder on MachPanel control server (Path: C:\Program Files\MachSol\MachPanel Control Server) and Replace files from Remote server folder of hotfix folder on MachPanel remote server (C:\Program Files\MachSol\MachPanel Remote Server) keeping the folder hierarchy same as it is in hotfix. (you should get message to overwrite files, if not you are not doing it right).
Execute script.txt from zip file on MachPanel_Db after logging in to SQL management studio as MachPanel_Db user.

Once all files are replaced properly from hotfix folder Restart all services related to MachPanel on Control as well as Remote Servers.

Download Link

https://www.machsol.com/updates/8122/MachPanel_HF_8.1.22_Dec_24_2025.zip

Note: Please Unblock the files before replacing in installation directory if the downloaded Zip folder is blocked.