How To Fix FDT_EXPRESSIONS188 - The decision table is empty

SAP Error Message - Details

• Message type: E = Error

• Message class: FDT_EXPRESSIONS - Formula & Derivation Tool: Expressions

• Message number: 188

• Message text: The decision table is empty

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 FDT_EXPRESSIONS188 - The decision table is empty ?

  The SAP error message FDT_EXPRESSIONS188 indicates that a decision table is empty. This error typically occurs in the context of SAP's Business Rules Framework (BRF+) or similar decision-making tools where decision tables are used to define business logic.
  Cause:
  
  Empty Decision Table: The most straightforward cause is that the decision table has been created but no entries (rules) have been defined within it.
  Incorrect Configuration: There may be a configuration issue where the decision table is not properly linked to the relevant application or process.
  Data Deletion: If the decision table previously had entries, they may have been deleted or not saved correctly.
  Authorization Issues: Sometimes, the user may not have the necessary permissions to view or edit the decision table, leading to the perception that it is empty.
  
  Solution:
  
  Add Entries: Open the decision table in the BRF+ workbench and add the necessary rules or entries. Ensure that the table is populated with the required conditions and actions.
  Check Configuration: Verify that the decision table is correctly configured and linked to the appropriate application or process. Ensure that it is activated and available for use.
  Review Deletion Logs: If entries were deleted, check the change logs to understand what happened and if it is possible to restore them.
  Check Authorizations: Ensure that the user has the necessary authorizations to view and edit the decision table. If not, contact your SAP security administrator to grant the required permissions.
  Testing: After making changes, test the decision table to ensure it behaves as expected and resolves the error.
  
  Related Information:
  
  BRF+ Documentation: Refer to the official SAP documentation for BRF+ for detailed guidance on creating and managing decision tables.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Community Forums: Engage with SAP community forums or support channels for additional insights and solutions from other users who may have encountered similar issues.
  
  By following these steps, you should be able to resolve the error message FDT_EXPRESSIONS188 and ensure that your decision table is functioning correctly.