How To Fix CR079 - Control key & does not exist

SAP Error Message - Details

• Message type: E = Error

• Message class: CR - (1,099) Work Center; (100,200) Capacity

• Message number: 079

• Message text: Control key & does not exist

What causes this issue?

Control key &V1& is not defined in Customizing.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

If necessary, notify your system administrator.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CR079 - Control key & does not exist ?

  The SAP error message CR079 indicates that the control key specified in a transaction does not exist in the system. Control keys are used in SAP to define the behavior of operations in production planning and other related processes. They determine how operations are processed, including scheduling, costing, and other functionalities.
  Cause of the Error:
  
  Incorrect Control Key: The control key entered in the transaction is either misspelled or does not exist in the system.
  Missing Configuration: The control key may not have been defined in the system configuration.
  Data Migration Issues: If data has been migrated from another system, the control key may not have been properly transferred or set up.
  Authorization Issues: The user may not have the necessary authorizations to access the control key.
  
  Solution:
  
  Check Control Key: Verify that the control key entered is correct. Ensure there are no typographical errors.
  Define Control Key: If the control key does not exist, you may need to create it. This can be done in the following way:
  
  Go to the transaction code SPRO (SAP Reference IMG).
  Navigate to Production ? Basic Data ? Control Key.
  Here, you can define a new control key or modify existing ones.
  
  
  Check Configuration: Ensure that the control key is properly configured for the relevant processes. This includes checking the settings for production orders, routing, and work centers.
  Authorization Check: Ensure that the user has the necessary authorizations to access and use the control key.
  Consult Documentation: Refer to SAP documentation or help resources for more detailed information on control keys and their configuration.
  
  Related Information:
  
  Control Key Usage: Control keys are used in various modules, including Production Planning (PP), Plant Maintenance (PM), and Project System (PS).
  Common Control Keys: Some common control keys include:
  
  PP01: Standard operation
  PP02: External processing
  PP03: Rework
  
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as:
  
  CS01: Create BOM
  CO01: Create Production Order
  CR01: Create Routing
  
  
  
  If the issue persists after checking the above points, it may be beneficial to consult with your SAP support team or refer to SAP Notes for any known issues related to the control key.