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Altair Unit Licensing – A Quick Guide To clarify how Altair Units (AUs) work: Each Altair application or solver consumes a specific number of Altair Units (AUs). 1 AU equals 1000 license features. You can run any Altair product as long as enough license features are available and the required product license features are…
Condition: When logging into Monarch via License Server, you'll receive an error "Incorrect username or password". Cause: Probable causes are the following: * Might have mistyped the username or password. * License Server administrator changed the username or password. Remedy: Reach out to your License Server administrator…
Condition: While installing the License Server, this error is displayed: "Invalid Drive C:\". Installation ends prematurely due to this error. Cause: This happens when there's no mapped C drive. Most of these cases occur in a Citrix environment. Remedy: * Open the Computer to display your connected drives. * Click…
Condition: The user wants to check out the license to work offline and the "check out a license for offline use" button is not available. Cause: The reason that the checks out license button does not appear is that the license checks out setting are not enabled for the user in the Altair License Server. Remedy: 1.) Launch…
Condition: When trying to connect Monarch to the License Server., the error message "Cannot connect to the License Server at http://xxxx11110029:51515 this may occur for the following reasons" is displayed. Cause: Unknown Remedy: Restart the License Server services. 1.) Go to Windows Start menu > Administrative Tools >…
Condition: When a user adds an LDAP query to populate users from an AD group, he selects users to add and gets the following error "Generic service error occurred: Object reference not set to an instance of an object." Cause: The issue is that FIPS (Federal Information Processing Standards) is enabled in the global policy.…
Condition: The following error during installation of the License Server is received: "Error -2147023293 has occurred in the package LicenseServer_x64 Do you want to retry" Cause: “Create Firewall Exception” is checked in the install Database Settings screen and the Windows Firewall service has not been started preventing…
Condition: When you load a license to an instance in the License Server, there are cases when all the license features are not reflected in the instance information. Example of Features: Cause: License is not properly loaded, or instance has not been updated properly. Remedy: A workaround to this issue is to recreate the…
June 26, 2025 | Virtual Global Event
Exceptional individuals who support the Community.
The Community Team would like to introduce the May Champion of the Month, Simone Reitano @Simone_Reitano. Simone is an Aerospace Engineer, graduated from Politecnico di Torino in 2019. After an initial experience as a Fellow Researcher, he joined BEOND, an innovative SME providing advanced engineering services, including…
The Altair Support page provides users with access to the Altair Learning Center page, which can be reached either directly through or by logging into the: Altair One or Altair Community Users in Altair Learning Center have access to four different sections: In the Explore Content section, users can refine their search…
Complete your Profile, Get Your First Accepted Answer Badge & Enter to Win! We're celebrating our amazing Altair Community with an exclusive raffle opportunity for active members like you! How to Enter the $25 Raffle Step 1: Earn your first accepted answer badge by answering community questions and getting your answers…
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Hello Community Members! Welcome to our May Community Roundup! As we wrapped up a beautiful May and moved in to June, I am excited to share highlights from our buzzing Altair Community. Before we dive in to May's achievement, don't forget to participate in our exciting June Community Raffle - Complete your Profile, Get…
We are pleased to share that Altair have been recognized as Leaders for the 2nd year in a row in the Gartner(r) Magic Quadrant(tm) for Data Science and Machine Learning Platforms! In the words of Altair CTO Sam Mahalingham: 'We think being recognized as a Leader for the second consecutive year further validates Altair’s…