A less common but known cause is the absence of necessary Visual C++ Redistributable packages, which are essential for SPLM to function properly.
, is appearing alongside it, which suggests a physical or virtual dongle failure. If you'd like, I can help you: Find the specific installation path for your version of SPLM Walk through the Firewall exception steps in more detail Identify if you are using a Hardware Lock (Dongle) Virtual License Which of these would be most helpful to investigate first? Fix - SPLM Failed | Connection Refused Error Fix - SPLM Failed | Connection Refused Error Twinkle PPC CADWorx Hardware Lock Error 7502 | PDF - Scribd
Firewalls can block the communication port used by SPLM (typically socket-based). Firewall Exception: pdlice.exe (found in the SPLM installation folder, usually C:\win32app\ingr\splm\bin ) to your Windows Firewall allowed list. Connection Timeout:
Error Cadworx PDF | PDF | Windows Registry | Computer File - Scribd cadworx splm error 7502
: If you are using a physical dongle (like Leica or HASP), ensure it is firmly connected before launching the program. The "Interesting Piece": Error Chains A notable behavior of CADWorx is that Error 7502 often appears alongside Error 6007
For users who continue to face error 7502 after trying the basic steps, these advanced techniques often provide the fix.
The most frequent cause is the SPLM service failing to start or being stopped on your machine. Windows Services menu (Type services.msc in the Start menu). SPLM - SmartPlant License Manager If the status is not "Running," right-click it and select 2. Configure Client Connection A less common but known cause is the
If you have multiple Intergraph products installed (e.g., Caesar II alongside CADWorx), ensure they are all configured to use the same SPLM server. Using multiple license managers simultaneously can lead to conflicts.
The workstation has CADWorx installed but has not been mapped to look for a network license manager.
This is a virtual network adapter that is particularly useful for users on a single machine or for troubleshooting physical network issues. Users in forums have reported success with this approach. The Loopback Adapter creates a virtual network interface that is always "up" and available, allowing CADWorx to lock its license request to a consistent, non-changing network address, bypassing issues that can occur with physical or Wi-Fi adapters that may be disabled or experience connectivity changes. Fix - SPLM Failed | Connection Refused Error
CADWorx Error indicates that the software cannot read data from the SmartPlant License Manager (SPLM) server .
Navigate to (or Windows Defender Firewall). Select Allow an app or feature through Windows Firewall .