How To Fix OO188 - Invalid data combination

SAP Error Message - Details

• Message type: E = Error

• Message class: OO - Class Builder/API

• Message number: 188

• Message text: Invalid data combination

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.

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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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message OO188 - Invalid data combination ?

  The SAP error message OO188 "Invalid data combination" typically occurs in the context of SAP's configuration or master data settings, particularly when dealing with characteristics and values in the context of variant configuration or classification.
  Cause:
  The error usually arises due to one of the following reasons:
  
  
  Incorrect Characteristic Values: The combination of characteristics and their assigned values does not match any valid configuration in the system. For example, if you have a characteristic that is set to a specific value, but that value is not allowed in conjunction with other characteristics.
  
  
  Missing Dependencies: If there are dependencies defined for the characteristics (like constraints or rules), and the selected combination of values violates these dependencies, the error will be triggered.
  
  
  Data Inconsistencies: There may be inconsistencies in the master data or configuration settings, such as missing or incorrectly defined characteristics.
  
  
  Configuration Profile Issues: The configuration profile may not be set up correctly, leading to invalid combinations being selected.
  
  
  Solution:
  To resolve the OO188 error, you can take the following steps:
  
  
  Check Characteristic Values: Review the characteristics and their assigned values in the configuration. Ensure that the selected combination is valid and exists in the system.
  
  
  Review Dependencies: Check the dependencies associated with the characteristics. Make sure that the selected values do not violate any defined rules or constraints.
  
  
  Validate Master Data: Ensure that all relevant master data is correctly defined and that there are no missing or incorrect entries.
  
  
  Configuration Profile: Verify the configuration profile settings to ensure they are correctly set up to allow the desired combinations of characteristics.
  
  
  Use Transaction Codes: Utilize transaction codes like CU50 (Configuration) or CU60 (Display Configuration) to analyze the configuration and identify where the invalid combination is occurring.
  
  
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on the characteristics and dependencies relevant to your configuration.
  
  
  Testing: After making changes, test the configuration again to ensure that the error is resolved.
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to the OO188 error.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  Training and Documentation: Consider reviewing training materials or documentation related to variant configuration and classification in SAP to better understand how to manage characteristics and dependencies.
  
  By following these steps, you should be able to identify the root cause of the OO188 error and implement a solution to resolve it.