How To Fix CZCL020 - Material-routing assignment indefinable, due to lack of identifying data

SAP Error Message - Details

• Message type: E = Error

• Message class: CZCL - Service layer for material-routing allocations

• Message number: 020

• Message text: Material-routing assignment indefinable, due to lack of identifying data

What causes this issue?

INCLUDE EWB_TXT_INTERNAL_ERROR1 OBJECT DOKU ID TX
The system tried to determine the data in a material-routing
assignment. However, not all the data required to identify a material-
routing assignment has been transferred.
INCLUDE EWB_TXT_INTERNAL_ERROR2 OBJECT DOKU ID TX

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CZCL020 - Material-routing assignment indefinable, due to lack of identifying data ?

  The SAP error message CZCL020, which states "Material-routing assignment indefinable, due to lack of identifying data," typically occurs in the context of production planning and control when the system is unable to find a valid assignment between a material and its corresponding routing. This can happen for several reasons, and understanding the cause is essential for resolving the issue.
  Causes:
  
  Missing Master Data: The material or routing may not be properly defined in the system. This could include missing material master records, routing definitions, or both.
  Incorrect Configuration: The configuration settings for the material or routing may not be set up correctly, leading to an inability to link them.
  Data Inconsistencies: There may be inconsistencies in the data, such as incorrect plant assignments or missing data in the material or routing records.
  Versioning Issues: If there are multiple versions of a routing or material, the system may not be able to determine which one to use.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to access the required data.
  
  Solutions:
  
  Check Material Master Data: Ensure that the material master record is complete and correctly configured. Verify that the material is assigned to the correct plant and has the necessary views activated (e.g., MRP, Work Scheduling).
  Verify Routing Data: Check the routing assigned to the material. Ensure that the routing exists, is active, and is assigned to the correct plant. Make sure that all operations and sequences are defined correctly.
  Review Configuration Settings: Look into the configuration settings related to production planning and routing. Ensure that the settings align with the business processes and that there are no missing links.
  Data Consistency Check: Run consistency checks in the system to identify any discrepancies between the material and routing data. This can often be done through transaction codes like C223 (for routing) or C201 (for work centers).
  Check Authorizations: Ensure that the user has the necessary authorizations to access the material and routing data. If not, work with your SAP security team to resolve any authorization issues.
  Consult SAP Notes: Check the SAP Support Portal for any relevant notes or patches that may address this specific error message.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MM03 (Material Master Display), CA03 (Routing Display), and C223 (Routing Overview).
  SAP Documentation: Review SAP documentation related to material management and production planning for best practices and guidelines.
  User Forums and Communities: Engage with SAP user communities or forums where similar issues may have been discussed, providing insights or solutions from other users' experiences.
  
  By systematically checking these areas, you should be able to identify the root cause of the CZCL020 error and implement the appropriate solution.