Before you submit a support ticket to Autodesk, run this 60-second drill:
To fix a problem, you must understand its language. Autodesk Moldflow uses a licensing system based on (now managed by Autodesk Licensing Service). When you run a analysis, the solver requests a license feature. The 99998 error code is a generic system-level error indicating a resource deadlock, but the suffix "exclusive" points to a specific subtype.
For versions 2021 or later, ensure the Autodesk Licensing Service is used instead of the legacy FlexLM service.
If you are specifically experiencing issues with , it often indicates a mismatch in the installation package.
: The local machine has an empty or incorrect server hostname targeted within the software's network settings. autodesk moldflow error 99998 exclusive
Try replacing the hostname with the actual IP address of the license server within the ADSKFLEX_LICENSE_FILE registry key. 4. Reinstall/Repair License Configuration Sometimes the license configuration files become corrupted.
If you are reading this review, you have likely just encountered it. You have likely just spent three hours setting up a complex overmolding study with reactive molding elements, hit "Analyze," and watched your hopes crumble in milliseconds. This review covers the user experience, the root causes, and the existential dread associated with the infamous 99998.
Check network share settings
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Exclude Moldflow folders from antivirus/backup
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Replace @server with the hostname of the server running the FlexLM service. If using a non-default port, use port@server (e.g., 27555@myserver ).
: The network lag is too high, causing the license request to expire. Step-by-Step Solutions for Windows Environments 1. Run the Moldflow License Configuration Tool The 99998 error code is a generic system-level
: The solvers need to know where the ALS service lives.
Add an explicit exclusion rule in your Antivirus/Windows Defender settings for the entire Autodesk installation folder: C:\Program Files\Autodesk\Moldflow Insight 20XX\
Share your experience in the comments below. If you are still stuck, attach your job.log file—the clue is always in the line just before the failure.