axismd.ai
Siemens SINUMERIK Controller
Servo/Axis · Intermediate · 30-60 minutes
Siemens 840D 105052 - Error in description of cycles of!
The cycle description sc.com, uc.com contains a line that cannot be interpreted. This line is output via <xxx>. Remedy: --
105052
Siemens 840D 105052 - Error in description of cycles of!
Error in description of cycles of!
The cycle description sc.com, uc.com contains a line that cannot be interpreted. This line is output via <xxx>. Remedy: --
Safety
- Refer to Siemens documentation
- Ensure qualified technician performs repairs
Common Causes
- Syntax error in cycle subroutine file (sc.com or uc.com) - missing or incorrect parameter declarations
- Invalid characters or formatting in cycle description header or parameter definitions
- Mismatched or incomplete cycle declaration statements
- Corrupted cycle file or incomplete file transfer to CNC memory
- Reference to undefined variables or parameters in cycle definition
Troubleshooting Steps
- 1Locate the referenced cycle file (%1) in the system directory and open sc.com or uc.com in a text editor to identify the problematic line
- 2Verify syntax of cycle declaration, parameter definitions, and header information matches Siemens documentation standards for cycle programming
- 3Check for special characters, line breaks, or encoding issues that may prevent proper interpretation of the cycle description
- 4Compare the cycle file against a known working version or template to identify missing or malformed syntax elements
- 5Delete the problematic cycle file from CNC memory and re-upload from source with verified correct formatting
Seeing Multiple Alarms?
Seeing another alarm with this one? Enter the code.
Get machine-aware diagnosis
AxisMD logs alarms against your actual machines, tracks patterns, and gives AI context your manual doesn't have.
Start freeWas this guide helpful?
Always verify with your machine manual or a certified technician before performing service procedures.