If you are running CamBam under the Mono framework, the CamBamPro.lic file should be placed in the same directory as the program binaries. A typical home‑folder extraction looks like:
: Search your email for the purchase confirmation from HexRay. The license file was sent as an attachment in the original purchase email.
If you have multiple versions of CamBam installed simultaneously to verify legacy system designs, verify that the license file is placed in the exact directory matching the active executable shortcut. Administrator Permission Blocks
Copy the cambampro.lic file and paste it into the CamBam folder mentioned in Step 3. If a file with the same name already exists (perhaps an old trial license), choose to it. cambampro.lic file
This error occurs if the contents of the license file were altered during download or transit.
: CamBam tries to contact www.cambam.co.uk to check for updates, which fails on computers without internet access. This does not affect licensing.
When you download the trial version of CamBam, it runs with full operational capabilities for exactly . Once this evaluation period expires, the software continues to open, but it disables critical G-code exporting and limits processing abilities. If you are running CamBam under the Mono
: You can copy your cambampro.lic file across as many machines as you want for personal, non-concurrent use.
: Licenses for version 0.9.8 are generally compatible with version 1.0; you simply need to copy the .lic file into the new program folder.
The Cambampro.lic file performs several critical functions: If you have multiple versions of CamBam installed
With CamBam running under Wine or a virtual machine, the path mirrors Windows:
Unlike many modern applications that phone home to a cloud server, CamBam uses a classic file-based licensing system. When CamBam starts up, it looks for this file in a specific directory. The file contains encrypted information, including: