How To Fix RSDL052 - Selection of table &1 not allowed because of lower case letters

SAP Error Message - Details

• Message type: E = Error

• Message class: RSDL - BW DB Connect

• Message number: 052

• Message text: Selection of table &1 not allowed because of lower case letters

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSDL052 - Selection of table &1 not allowed because of lower case letters ?

  The SAP error message RSDL052 indicates that there is an issue with the selection of a table due to the presence of lower case letters in its name. In SAP, especially in the context of ABAP and data dictionary objects, table names are typically expected to be in uppercase. This restriction is in place to maintain consistency and avoid confusion, as SAP treats object names in a case-sensitive manner.
  Cause:
  The error occurs when you attempt to select or reference a database table that has been defined with lowercase letters in its name. This can happen if:
  
  The table was created with lowercase letters.
  The table name is being referenced incorrectly in a query or program.
  
  Solution:
  To resolve the RSDL052 error, you can take the following steps:
  
  
  Check Table Name: Verify the name of the table you are trying to access. Ensure that it is defined in uppercase. For example, if the table is named my_table, you should reference it as MY_TABLE.
  
  
  Modify Queries/Programs: If you are using a query or program that references the table, update the code to use the correct uppercase table name.
  
  
  Create a New Table: If the table was created with lowercase letters and you have the necessary permissions, consider creating a new table with the correct uppercase name and migrating the data from the old table to the new one.
  
  
  Check Data Sources: If you are using a data source in SAP BW or similar environments, ensure that the data source is correctly configured to reference the table in uppercase.
  
  
  Consult Documentation: Review SAP documentation or consult with your SAP Basis or ABAP team for best practices regarding naming conventions and how to handle such errors.
  
  
  Related Information:
  
  SAP Naming Conventions: Familiarize yourself with SAP's naming conventions for database objects, which typically require uppercase letters for table names.
  ABAP Development Guidelines: Review the ABAP development guidelines to ensure compliance with naming standards and avoid similar issues in the future.
  SAP Notes: Check SAP Notes for any specific updates or patches related to this error message, as there may be additional context or solutions provided by SAP.
  
  By following these steps, you should be able to resolve the RSDL052 error and successfully access the desired table.