4021 Messaging MSG: Invalid list entry number sent - Possible version incompatabilities All The workstation software version and the firmware version are likely not compatible. Check the workstation release notes for the required firmware version. If this is not a problem, this error is due to a firmware or workstation software bug. Record error message and contact Creo Service Workstation software and firmware incompatible. Workstation software or firmware bug ..\..\ShowAllErrors.htmFirmware 0 Error Index ..\..\ShowAllCommands.htmFirmware 0 Command Index ..\..\ShowAllNVS.htmFirmware 0 NVS Index Updated: Wed Jul 16 19:32:23 2008 PST