How To Fix DO939 - Dependency rule &1 was deleted

SAP Error Message - Details

• Message type: E = Error

• Message class: DO - Dictionary: Mass activation of domains and data elements

• Message number: 939

• Message text: Dependency rule &1 was deleted

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 DO939 - Dependency rule &1 was deleted ?

  The SAP error message DO939, which states "Dependency rule &1 was deleted," typically occurs in the context of SAP's Demand Management or similar modules where dependency rules are used to manage relationships between different planning objects, such as materials or production orders.
  Cause:
  The error message indicates that a dependency rule that was previously defined in the system has been deleted. This can happen due to various reasons, such as:
  
  Manual Deletion: A user may have manually deleted the dependency rule from the system.
  Data Migration: During data migration or system upgrades, certain rules may not have been migrated correctly.
  Configuration Changes: Changes in configuration settings or master data that affect dependency rules can lead to this error.
  Inconsistencies: There may be inconsistencies in the database or application logic that result in the system referencing a non-existent rule.
  
  Solution:
  To resolve the DO939 error, you can take the following steps:
  
  
  Check Dependency Rules: Verify if the dependency rule referenced in the error message still exists in the system. You can do this by navigating to the relevant transaction (e.g., transaction code MD61 for demand management) and checking the list of dependency rules.
  
  
  Recreate the Rule: If the rule has been deleted and is necessary for your planning process, you may need to recreate it. This can be done through the appropriate configuration or master data transaction.
  
  
  Review Change Logs: If you suspect that the rule was deleted unintentionally, review the change logs or audit trails to identify who deleted the rule and why.
  
  
  Consult Documentation: Check the SAP documentation or help resources for specific guidance on managing dependency rules in your version of SAP.
  
  
  Contact Support: If you are unable to resolve the issue, consider reaching out to SAP support or your internal SAP team for assistance.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MD61, MD62, or MD63 for managing demand and dependency rules.
  SAP Notes: Search for SAP Notes related to DO939 for any known issues or patches that may address the problem.
  User Roles: Ensure that the user roles and authorizations are correctly set up to prevent unauthorized deletions of dependency rules.
  
  By following these steps, you should be able to identify the cause of the DO939 error and implement a solution to resolve it.