How To Fix SWDP_WB_TOOL020 - & cannot begin with &

SAP Error Message - Details

• Message type: E = Error

• Message class: SWDP_WB_TOOL - Web Dynpro: Messages for Workbench Tools

• Message number: 020

• Message text: & cannot begin with &

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.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message SWDP_WB_TOOL020 - & cannot begin with & ?

  The SAP error message SWDP_WB_TOOL020 typically occurs in the context of the SAP Web Dynpro development environment. This error message indicates that there is an issue with the naming convention of an object, such as a component or a view, which cannot begin with a specific character (often an ampersand & or other special characters).
  Cause:
  
  Invalid Naming Convention: The object name you are trying to create or modify starts with an invalid character. In SAP, certain characters are not allowed at the beginning of object names.
  Special Characters: The use of special characters like &, #, or spaces at the beginning of the name can trigger this error.
  System Restrictions: SAP has specific rules regarding naming conventions for various objects, and violating these rules will lead to errors.
  
  Solution:
  
  Rename the Object: Change the name of the object to ensure it does not start with an invalid character. For example, if your object name is &MyComponent, rename it to MyComponent or Component_My.
  Follow Naming Conventions: Ensure that the name adheres to SAP's naming conventions. Typically, object names should start with a letter and can include letters, numbers, and underscores.
  Check Documentation: Refer to the SAP documentation for the specific naming conventions applicable to the type of object you are working with. This can provide clarity on what is allowed and what is not.
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to Web Dynpro and naming conventions for any updates or specific guidelines.
  Development Guidelines: Familiarize yourself with the development guidelines provided by SAP for Web Dynpro applications, which often include best practices for naming conventions.
  Community Forums: If the issue persists, consider checking SAP community forums or support channels for additional insights or similar cases.
  
  By following these steps, you should be able to resolve the SWDP_WB_TOOL020 error and successfully create or modify your Web Dynpro objects.