How To Fix SWDP_WB_CHIP021 - Uppercase is not permitted in the name &1

SAP Error Message - Details

• Message type: E = Error

• Message class: SWDP_WB_CHIP - Message Class

• Message number: 021

• Message text: Uppercase is not permitted in the name &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SWDP_WB_CHIP021 - Uppercase is not permitted in the name &1 ?

  The SAP error message SWDP_WB_CHIP021 indicates that there is an issue with the naming convention of a Web Dynpro component or a Composite Application Framework (CAF) component, specifically that uppercase letters are not permitted in the name of the component.
  Cause:
  The error occurs when you attempt to create or modify a component (like a Web Dynpro component or a Composite Application Framework component) and the name you have provided contains uppercase letters. SAP has specific naming conventions that restrict the use of uppercase letters in certain identifiers to ensure consistency and avoid potential conflicts.
  Solution:
  To resolve this error, you should:
  
  
  Rename the Component: Change the name of the component to use only lowercase letters. For example, if your component is named MyComponent, rename it to mycomponent.
  
  
  Check Naming Conventions: Ensure that you are following the SAP naming conventions for components. Typically, names should be:
  
  Lowercase
  Alphanumeric
  Avoid special characters (except for underscores)
  
  
  
  Update References: If you have already created references to the component elsewhere in your application, make sure to update those references to match the new name.
  
  
  Test the Changes: After renaming the component, test the application to ensure that everything is functioning correctly and that the error no longer appears.
  
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for guidelines on naming conventions for Web Dynpro components and other related components.
  SAP Community: You can also check forums and community discussions for similar issues and solutions shared by other SAP users.
  Development Guidelines: Familiarize yourself with the development guidelines provided by SAP for best practices in naming and structuring your applications.
  
  By following these steps, you should be able to resolve the SWDP_WB_CHIP021 error and successfully create or modify your component without further issues.