/SCDL/AF018 - The combination of document type &1 and item cat. &2 is not valid

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCDL/AF -

• Message number: 018

• Message text: The combination of document type &1 and item cat. &2 is not valid

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message /SCDL/AF018 - The combination of document type &1 and item cat. &2 is not valid ?

  The SAP error message /SCDL/AF018 indicates that there is an issue with the combination of the document type and item category in the context of the SAP S/4HANA system, particularly in the area of Advanced Planning and Optimization (APO) or Supply Chain Management (SCM). This error typically arises when the system is unable to process a transaction due to an invalid combination of these two parameters.
  Cause:
  
  Invalid Document Type and Item Category Combination: The document type (e.g., sales order, purchase order) and item category (e.g., standard item, service item) combination you are trying to use is not defined in the system.
  Configuration Issues: The configuration settings in the system may not have been set up correctly to allow the specified combination.
  Master Data Issues: The master data for the document type or item category may be incomplete or incorrect.
  Customizations: If there are custom developments or enhancements in the system, they may not be handling the specified combination correctly.
  
  Solution:
  
  
  Check Configuration: 
  
  Go to the configuration settings for document types and item categories in the relevant module (e.g., Sales and Distribution, Materials Management).
  Ensure that the combination of the specified document type and item category is valid and has been defined in the system.
  
  
  
  Review Master Data:
  
  Check the master data for the document type and item category to ensure that they are correctly set up.
  Make sure that the item category is allowed for the specific document type you are using.
  
  
  
  Transaction Codes:
  
  Use transaction codes like OVAK (for document types) and VOV4 (for item categories) to review and adjust the settings as necessary.
  
  
  
  Consult Documentation: 
  
  Refer to SAP documentation or help resources for specific guidelines on valid combinations for your version of SAP.
  
  
  
  Testing: 
  
  After making changes, test the transaction again to see if the error persists.
  
  
  
  Contact Support: 
  
  If the issue cannot be resolved through configuration or master data adjustments, consider reaching out to SAP support or your internal SAP team for further assistance.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional guidance.
  Community Forums: Look for discussions in SAP community forums where other users may have encountered and resolved similar issues.
  Documentation: Review the SAP Help Portal for detailed information on document types and item categories in your specific SAP module.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution to resolve it.