4012
Axis identifier not allowed
Beckhoff · TwinCAT 2 NC
What does 4012 mean?
An unacceptable value (outside the range of 1 to 255) has been used for an axis identifier, or the specified axis does not exist within the current system configuration. This parameter error prevents proper identification and control of the specified axis, leading to its inability to move or respond to commands.
Complete Troubleshooting Guide
- 1
Verify the axis ID parameter in the NC configuration. Ensure it is a unique value between 1 and 255.
- 2
Confirm that the axis with the specified ID actually exists and is properly configured in the system.
- 3
Correct any misspellings or incorrect numerical entries for the axis identifier.
- 4
Restart the NC system after making configuration changes.