How To Fix SAP_GUIDELINES171 - Declaration global variable: (&1) violates naming convention

SAP Error Message - Details

• Message type: E = Error

• Message class: SAP_GUIDELINES - SAP ONLY: Check internal guidelines

• Message number: 171

• Message text: Declaration global variable: (&1) violates naming convention

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SAP_GUIDELINES171 - Declaration global variable: (&1) violates naming convention ?

  The SAP error message SAP_GUIDELINES171 indicates that a global variable declaration violates the naming conventions set by the ABAP programming guidelines. This error typically arises when the name of the global variable does not conform to the expected naming standards, which are designed to ensure consistency and clarity in code.
  Cause:
  The error is triggered when:
  
  The global variable name does not start with a letter (A-Z or a-z).
  The name contains invalid characters (e.g., spaces, special characters).
  The name is too long or too short, violating the defined length constraints.
  The name does not follow the specific naming conventions set by your organization or SAP standards.
  
  Solution:
  To resolve this error, you should:
  
  
  Check Naming Conventions: Ensure that the global variable name adheres to the naming conventions. Typically, global variables should:
  
  Start with a letter.
  Use only alphanumeric characters and underscores.
  Be descriptive and meaningful.
  Follow any specific prefixes or suffixes defined by your organization (e.g., g_ for global variables).
  
  
  
  Rename the Variable: If the variable name is incorrect, rename it to comply with the naming conventions. For example, if your variable is named 1stVariable, you could rename it to firstVariable or g_firstVariable.
  
  
  Check Length: Ensure that the variable name is within the acceptable length limits (usually up to 30 characters for ABAP).
  
  
  Review Documentation: Consult the ABAP programming guidelines or your organization's coding standards documentation for specific naming conventions that should be followed.
  
  
  Test the Changes: After renaming the variable, recompile the program to ensure that the error is resolved.
  
  
  Related Information:
  
  ABAP Naming Conventions: Familiarize yourself with the general naming conventions in ABAP, which can help prevent similar errors in the future.
  Global Variables: Understand the scope and lifecycle of global variables in ABAP to use them effectively.
  SAP Documentation: Refer to the official SAP documentation or community forums for additional insights and examples related to naming conventions and best practices in ABAP programming.
  
  By following these steps, you should be able to resolve the SAP_GUIDELINES171 error and ensure that your global variable declarations comply with the required naming conventions.