How To Fix OO217 - Name of object type &1 is invalid: Contains lowercase letters (CLSNAME)

SAP Error Message - Details

• Message type: E = Error

• Message class: OO - Class Builder/API

• Message number: 217

• Message text: Name of object type &1 is invalid: Contains lowercase letters (CLSNAME)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message OO217 - Name of object type &1 is invalid: Contains lowercase letters (CLSNAME) ?

  The SAP error message OO217 indicates that the name of an object type (such as a class, interface, or other object) contains lowercase letters, which is not allowed in SAP's naming conventions for certain object types. This restriction is in place to ensure consistency and to avoid potential issues in the system.
  Cause:
  The error occurs when you attempt to create or modify an object in the ABAP Workbench (such as a class or interface) and the name you have provided includes lowercase letters. SAP requires that certain object names follow a specific naming convention, which typically allows only uppercase letters, numbers, and underscores.
  Solution:
  To resolve this error, you should rename the object type to comply with SAP's naming conventions. Here are the steps you can take:
  
  
  Rename the Object: Change the name of the object to use only uppercase letters and numbers. For example, if your original name was myClass, you could rename it to MYCLASS.
  
  
  Check Naming Conventions: Ensure that the new name adheres to the following conventions:
  
  Use only uppercase letters (A-Z).
  Use numbers (0-9) if necessary.
  Use underscores (_) if needed, but avoid starting or ending the name with an underscore.
  
  
  
  Recreate the Object: If renaming is not possible (for example, if the object is already in use), you may need to create a new object with a valid name and migrate any relevant code or settings from the old object to the new one.
  
  
  Review Documentation: Consult the SAP documentation or guidelines for naming conventions specific to the type of object you are working with. This can provide additional context and help avoid similar issues in the future.
  
  
  Related Information:
  
  SAP Naming Conventions: Familiarize yourself with SAP's naming conventions for different object types. This information can usually be found in the SAP Help Portal or in the ABAP documentation.
  Development Guidelines: Follow best practices for naming and organizing your code to maintain clarity and avoid conflicts.
  Error Handling: If you encounter this error frequently, consider implementing checks in your development process to validate object names before creation.
  
  By following these steps, you should be able to resolve the OO217 error and successfully create or modify your object in SAP.