How To Fix DT088 - Table & (Check for conversion from pooled -> transparent)

SAP Error Message - Details

• Message type: E = Error

• Message class: DT - Table activation (incl. indexes)

• Message number: 088

• Message text: Table & (Check for conversion from pooled -> transparent)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message DT088 - Table & (Check for conversion from pooled -> transparent) ?

  The SAP error message DT088 typically indicates an issue related to the conversion of a pooled table to a transparent table. This error can occur during the process of modifying database tables in the SAP system, particularly when there are inconsistencies or issues with the table definitions.
  Cause:
  
  
  Pooled vs. Transparent Tables: Pooled tables are a type of database table in SAP that allows multiple logical tables to share the same physical table in the database. Transparent tables, on the other hand, have a one-to-one relationship with the database table. The error DT088 usually arises when there is an attempt to convert a pooled table to a transparent table without addressing certain prerequisites or inconsistencies.
  
  
  Data Dictionary Issues: There may be inconsistencies in the data dictionary definitions, such as incorrect field definitions, missing primary keys, or other structural issues that prevent the conversion.
  
  
  Data Integrity: If there is existing data in the pooled table that does not conform to the requirements of a transparent table, this can also trigger the error.
  
  
  Solution:
  
  
  Check Table Definition: Review the definition of the pooled table in the Data Dictionary (SE11). Ensure that all fields are correctly defined, and that there is a primary key defined for the table.
  
  
  Data Migration: If there is existing data in the pooled table, you may need to migrate this data to a new transparent table. This can involve creating a new transparent table with the desired structure and then transferring the data from the pooled table to the new table.
  
  
  Adjust Data Types: Ensure that the data types of the fields in the pooled table are compatible with those in a transparent table. You may need to adjust the data types accordingly.
  
  
  Check for Dependencies: Look for any dependencies or references to the pooled table in other parts of the system (e.g., programs, views, etc.) and ensure that these are addressed before attempting the conversion.
  
  
  Use Transaction SE14: You can use transaction SE14 (Database Utility) to check the table and perform the conversion. This transaction provides tools to analyze and adjust the database structure.
  
  
  Consult SAP Notes: Check for any relevant SAP Notes that may provide additional guidance or solutions for this specific error message.
  
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for detailed information on pooled and transparent tables, as well as guidelines for table conversion.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Backup: Always ensure that you have a backup of your data before making structural changes to database tables.
  
  If the issue persists after following these steps, it may be beneficial to consult with an SAP Basis or ABAP consultant who can provide more specialized assistance.