Disclaimer: This guide is based on user-contributed workflows and standard Windows administration practices. Always consult Heidelberg’s official support before modifying production systems.
| Error Message | Likely Cause | User-Added Fix | | :--- | :--- | :--- | | "License for 45 134 not found" | The override key is in the wrong location. | Ensure the .key file is in ProgramData , not Program Files . | | "DLL version mismatch (Expected 45, got 44)" | Another interface (e.g., Delta 44) is conflicting. | Disable the conflicting interface in PrepressInterfaceConfig.xml . | | "JMF Port 8081 blocked" | Windows Firewall or another app (like Skype) owns the port. | Run net stop http and then netsh http delete urlacl url=http://+:8081/ | | "Prepress Interface crashes on PDF input" | The user-added 134 patch expects a specific PDF version. | Re-save your PDF as PDF/X-1a:2001 before sending to the hotfolder. | | Ensure the
When version 4.5.134 is "added by users," it typically involves the following administrative tools found in the Windows Start menu: Graphic-Mediation Administration Tool: | | "JMF Port 8081 blocked" | Windows