How To Fix 00103 - Int. table & without header line not supported with LOOP AT itab

00103 - Overview

• Message type: E = Error

• Message class: 00 -

• Message number: 103

• Message text: Int. table & without header line not supported with LOOP AT itab

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message 00103 - Int. table & without header line not supported with LOOP AT itab ?

  The SAP error message "00103 Int. table & without header line not supported with LOOP AT itab" typically occurs when you attempt to use the LOOP AT statement on an internal table that does not have a header line defined. In ABAP, internal tables can be defined with or without a header line, and the use of header lines has been deprecated in favor of using table expressions.
  
  Cause:
  The error arises because the LOOP AT statement is being used on an internal table that is defined without a header line. In modern ABAP programming, it is recommended to use internal tables without header lines and to utilize table expressions instead.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Define the Internal Table Correctly: Ensure that your internal table is defined without a header line. For example:
  DATA: itab TYPE TABLE OF your_structure.
  
  
  Use LOOP AT with Proper Syntax: When looping through the internal