What is hserver.exe?

The genuine hserver.exe file is a software component of Houdini 3D animation software by Side Effects Software.
This particular file known as "hserver.exe" belongs to the 'Houdini' 3D software application. It runs the Houdini server to check for licensing validation and/or license updates. Side Effects Software is a visual-developement company that was created in 1987 by two aspiring animation enthusiasts. They have received many awards for their 3d software technology, which has been used in many cinematic productions and entertainment industries.

Hserver stands for Houdini server

The .exe extension on a filename indicates an executable file. Executable files may, in some cases, harm your computer. Therefore, please read below to decide for yourself whether the hserver.exe on your computer is a Trojan that you should remove, or whether it is a file belonging to the Windows operating system or to a trusted application.

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Hserver.exe file information

Windows Task Manager with hserver
Hserver.exe process in Windows Task Manager

The process known as hserver.exe belongs to software unknown by Side Effects Software (

Description: Hserver.exe is not essential for the Windows OS and causes relatively few problems. Hserver.exe is located in the C:\Windows\System32 folder. Known file sizes on Windows 10/8/7/XP are 2,134,016 bytes (23% of all occurrences), 376,832 bytes and 7 more variants. 
There is no file information. The program has no visible window. It is an unknown file in the Windows folder. It is not a Windows core file. The process listens for or sends data on open ports to a LAN or the Internet. Hserver.exe is able to record keyboard and mouse inputs and monitor applications. Therefore the technical security rating is 68% dangerous, however you should also read the user reviews.

Recommended: Identify hserver.exe related errors

Important: Some malware camouflages itself as hserver.exe, for example Trojan.Generic.1726710 (detected by F-Secure), and Generic.dx!grk (detected by McAfee). Therefore, you should check the hserver.exe process on your PC to see if it is a threat. We recommend Security Task Manager for verifying your computer's security. This was one of the Top Download Picks of The Washington Post and PC World.


User Comments

Firma: Side Effects Software - allein schon, dass die Datei im Systemordner ist und nicht von MS ist, ist schon gefährlich
license server of Houdini 3d animation software. harmless
  villain   (further information)
gehört zu Side FX Software Houdini. Falls dieses also installiert ist, ist alles im grünen Bereich.
  Markus Heckmann  
ist wohl der licenseserver für sidefx houdini, eine 3d und composition software
  electroNIX   (further information)
Hserver is the license manage for Houdini by Side Effects Software
  Kevin manovich   (further information)
This is a HASP License Server emulator for starting applications, protected by Alladin HASP key without having original HASP key

Rating chart

Summary: Average user rating of hserver.exe: based on 7 votes with 6 user comments. 6 users think hserver.exe is essential for Windows or an installed application. One user thinks hserver.exe is dangerous and recommends removing it.

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Best practices for resolving hserver issues

A clean and tidy computer is the key requirement for avoiding problems with hserver. This means running a scan for malware, cleaning your hard drive using 1cleanmgr and 2sfc /scannow, 3uninstalling programs that you no longer need, checking for Autostart programs (using 4msconfig) and enabling Windows' 5Automatic Update. Always remember to perform periodic backups, or at least to set restore points.

Should you experience an actual problem, try to recall the last thing you did, or the last thing you installed before the problem appeared for the first time. Use the 6resmon command to identify the processes that are causing your problem. Even for serious problems, rather than reinstalling Windows, you are better off repairing of your installation or, for Windows 8 and later versions, executing the 7DISM.exe /Online /Cleanup-image /Restorehealth command. This allows you to repair the operating system without losing data.

To help you analyze the hserver.exe process on your computer, the following programs have proven to be helpful: ASecurity Task Manager displays all running Windows tasks, including embedded hidden processes, such as keyboard and browser monitoring or Autostart entries. A unique security risk rating indicates the likelihood of the process being potential spyware, malware or a Trojan. BMalwarebytes Anti-Malware detects and removes sleeping spyware, adware, Trojans, keyloggers, malware and trackers from your hard drive.

Other processes

hserver.exe [all]