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Logon Expert Generated error

  • November 3, 2025
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Topic
See below in PLayer logs 

 

And following in watchdog logs from PLayer:

 

Instructions 
Logon Expert files are missing, preventing the robot VM from validating with the OS credentials stored in the console vault. As a result, operations are failing.

Please follow the steps below, one by one:

1. Uninstall robot from VM
2. Uninstall Antivirus or disable it completely on the VM. Uninstalling AV would be highly recommended
3. Install robot again. Try to run any task from the console and ensure that no errors are visible in the player logs, as demonstrated above
4. After that, install or enable AV with the following: 

Recommended Actions
- Disable Efficiency Mode for
- "C:\Program Files\Kryon Robot\21.10.x\native-messaging-host\Kryon.Html.NativeMessaging.Host.exe"
- "C:\Program Files\Kryon Robot\21.10.x\Watchdog\Kryon.Client.Watchdog.exe"
- "C:\Program Files\Kryon Robot\21.10.x\CefSharp.BrowserSubprocess.exe"
- "C:\Program Files\Kryon Robot\21.10.x\Kryon.exe"
- "C:\Program Files\Kryon Robot\21.10.x\dotnet-plugin\Leo.PluginActivator.exe"
- "C:\Program Files\Kryon Robot\21.10.x\JSExecuter\JSExecutor.exe"
- "C:\Program Files\Kryon Robot\21.10.x\cUrl\curl.exe"
- "C:\Program Files\Kryon Updater\Kryon.Client.UpdaterService.exe"
- "C:\Program Files\Kryon Updater\NSSM.exe"
- "C:\Kryon\DynamicCommands\CommandsExecutionHost\Kryon.DC.Remote.Host.exe"
- "C:\Program Files\Softros Systems\LogonExpert\le.exe"
- "C:\Program Files\Softros Systems\LogonExpert\LogonExpertHelper.exe"
- "C:\Program Files\Softros Systems\LogonExpert\LogonExpertService.exe"

- Use Group Policy, Task Scheduler, or startup scripts to enforce Normal or Above Normal priority
- Monitor for Efficiency Mode status via Task Manager or PowerShell
- Confirm AntiVirus exclusions and RDP session policies to avoid interference
- Whitelist the Dynamic Commands folder to avoid slowness during command execution - "C:\Kryon\DynamicCommands"
- Whitelist the above-listed exe.

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