How To Fix IQ170 - No unambiguous entry in table T371D for class &1

SAP Error Message - Details

• Message type: E = Error

• Message class: IQ -

• Message number: 170

• Message text: No unambiguous entry in table T371D for class &1

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message IQ170 - No unambiguous entry in table T371D for class &1 ?

  The SAP error message IQ170 "No unambiguous entry in table T371D for class &1" typically occurs in the context of SAP's classification system, particularly when dealing with material master data or classification data. This error indicates that the system is unable to find a clear or unambiguous entry in the T371D table for the specified class.
  Cause:
  
  Missing Entries: The most common cause is that there are no entries in the T371D table for the specified class. This table is used to store the characteristics of classes in the classification system.
  Incorrect Class Assignment: The class specified in the error message may not be correctly assigned or may not exist in the system.
  Data Inconsistency: There may be inconsistencies or corruption in the classification data or related tables.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to access the required data.
  
  Solution:
  
  Check Class Definition: Verify that the class specified in the error message exists in the system. You can do this by navigating to the class in the classification system and checking its details.
  Review T371D Table: Use transaction SE11 (Data Dictionary) to view the T371D table and check if there are entries for the specified class. If there are no entries, you may need to create them.
  Create or Adjust Characteristics: If the class is missing characteristics, you may need to create or adjust them in the classification system.
  Check for Data Consistency: Run consistency checks on the classification data to identify and resolve any inconsistencies.
  Authorization Check: Ensure that the user has the necessary authorizations to access the classification data. You can check this in transaction SU53 or by consulting with your security team.
  Consult Documentation: Refer to SAP documentation or support notes related to classification and the specific error message for additional guidance.
  
  Related Information:
  
  Transaction Codes: 
  
  SE11: Data Dictionary
  CL02: Change Class
  CL03: Display Class
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Classification System: Familiarize yourself with the SAP classification system, including how classes and characteristics are defined and managed.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your SAP support team or reach out to SAP support for further assistance.