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Apprentice
August 13, 2026
Question

BeyondTrust EPM Client 26.2.1.417 - PSADT v3

  • August 13, 2026
  • 7 replies
  • 161 views

Hi,

I just wonder if anyone else experiencing an issue with PM Client Version 26.2.1.417 and PSADT (v3). 

What we see in our environment is that after we install 26.2.1.417, that afterwards we cannot deploy stuff anymore using PSADT v3 as Deploy-Application.exe is crashing.

Therefore we are currently using PM Client 26.1.59 where we do not see this issue.

Anyone else seeing same ?

7 replies

tclowater
BeyondTrust Employee
BeyondTrust Employee
August 14, 2026

Hey ​@Hans-Jürgen  - o.O - please tell me you’ve opened a ticket. Even if it ends up being something known, this helps us track the scope of impact.

Apprentice
August 15, 2026

@tclowater yep - there is a ticket open.

 
Guru
August 14, 2026

@Hans-Jürgen 

Check to see if it is related to the PGhook.dll which is very likely, but odd that it should happen with the new client. Loads of people uses the PS Application Deployment Tool Kit and would likely run into the same issue so “good” find

I have no customers as of now running 26.2.1.417 yet and also using “PS Application Deployment Tool Kit”

KR Jens

Apprentice
August 15, 2026

yes it is very odd but there was a change in 26.2.1 specifically to PSADT which might be related. 

EPM for Windows 26.2.1

 
BeyondTrust Employee
August 17, 2026

Hi ​@Jens Hansen  

Have you tried 26.2.1 AND adding the exe to DriverInjectionFallback key as outlined in KB0023067? 
That was the nature of the change; to use a different (non-conflicting) hook injection mechanism. 

Apprentice
August 15, 2026

Forgot to mention - one workaround would be to add "Deploy-Application.exe" to Driverhookexclusions with a reboot required. We did not go with the workaround but just used version 26.1.59 for now.