How To Fix PSHLP_MSG_CL051 - Select single row

SAP Error Message - Details

• Message type: E = Error

• Message class: PSHLP_MSG_CL - Message Class for PS EhP4 Developments

• Message number: 051

• Message text: Select single row

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message PSHLP_MSG_CL051 - Select single row ?

  The SAP error message PSHLP_MSG_CL051, which translates to "Select single row," typically occurs in the context of ABAP programming or when working with database operations in SAP. This error indicates that a query or operation expected to return a single row from a database table but instead returned multiple rows or no rows at all.
  Cause:
  
  Multiple Rows Returned: The most common cause is that the SELECT statement used in the ABAP code is not specific enough, leading to multiple rows being returned when only one is expected.
  Incorrect WHERE Clause: The WHERE clause in the SQL query may not be restrictive enough to ensure that only one record is selected.
  Data Integrity Issues: There may be data integrity issues in the database, such as duplicate entries that violate the expected uniqueness of the data.
  Logic Errors: There may be logical errors in the code that lead to incorrect assumptions about the data being queried.
  
  Solution:
  
  
  Review the SELECT Statement: Check the SELECT statement in your ABAP code. Ensure that the WHERE clause is correctly defined to filter the results to a single row.
  SELECT SINGLE * FROM your_table WHERE your_condition.
  Use SELECT SINGLE to explicitly indicate that you want only one row.
  
  
  Check for Duplicates: Investigate the underlying database table to ensure that there are no duplicate entries that could cause multiple rows to be returned. If duplicates exist, you may need to clean up the data.
  
  
  Add Additional Filters: If necessary, add more conditions to the WHERE clause to narrow down the results further.
  
  
  Error Handling: Implement error handling in your ABAP code to manage cases where no rows or multiple rows are returned. You can use the sy-subrc variable to check the result of the SELECT statement.
  
  
  Debugging: Use the ABAP debugger to step through the code and examine the values being used in the SELECT statement. This can help identify why multiple rows are being returned.
  
  
  Related Information:
  
  ABAP Documentation: Refer to the official SAP ABAP documentation for more details on SELECT statements and how to handle database queries.
  Data Dictionary: Use transaction SE11 to check the structure of the database table and understand the keys and indexes that may affect your query.
  Transaction Codes: Familiarize yourself with relevant transaction codes like SE80 (Object Navigator) and SE37 (Function Module) for debugging and analyzing your code.
  
  By following these steps, you should be able to resolve the PSHLP_MSG_CL051 error and ensure that your queries return the expected results.