How To Fix ES213 - Enter a function module

SAP Error Message - Details

• Message type: E = Error

• Message class: ES - ABAP Workbench: Repository Information System

• Message number: 213

• Message text: Enter a function module

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 ES213 - Enter a function module ?

  The SAP error message ES213, which states "Enter a function module," typically occurs when a function module is expected but not provided in the context of a specific operation, such as when creating or modifying a function group or when working with function modules in ABAP.
  Cause:
  
  Missing Function Module: The error usually arises when a required function module name is not specified in the relevant field.
  Incorrect Input: The user may have entered an invalid or incomplete input that does not correspond to a valid function module.
  Contextual Requirement: The operation being performed may inherently require a function module to be specified, and the absence of this information leads to the error.
  
  Solution:
  
  Check Input Fields: Ensure that you have entered a valid function module name in the appropriate field. If you are unsure of the name, you can use the search help (F4) to find available function modules.
  Create a Function Module: If you are trying to reference a function module that does not exist, you may need to create it first using transaction SE37 (Function Builder).
  Review Documentation: Check the documentation or help related to the specific transaction or operation you are performing to understand the requirements for function modules.
  Consult with Colleagues: If you are working in a team, consult with colleagues or a technical lead to ensure you are using the correct function module for your needs.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE37 (Function Builder) and SE80 (Object Navigator) to manage function modules effectively.
  Function Module Naming Conventions: Understand the naming conventions and best practices for creating and using function modules in your SAP environment.
  SAP Notes and Documentation: Check SAP Notes for any known issues or additional guidance related to this error message. The SAP Help Portal can also provide useful information.
  
  If the problem persists after following these steps, consider reaching out to your SAP Basis or ABAP development team for further assistance.