How To Fix SWDP_WB_TOOL021 - & cannot contain any blanks

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 021

• Message text: & cannot contain any blanks

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_TOOL021 - & cannot contain any blanks ?

  The SAP error message SWDP_WB_TOOL021 typically indicates that there is an issue with the naming convention of an object in the SAP Web Dynpro environment. The specific part of the error message stating "cannot contain any blanks" suggests that the name of the object (such as a component, view, or other Web Dynpro element) includes spaces, which is not allowed.
  Cause:
  
  Naming Convention Violation: The object name you are trying to create or modify contains spaces or blank characters.
  Invalid Characters: The name may also contain other invalid characters that are not permitted in SAP object names.
  
  Solution:
  
  Check Object Name: Review the name of the object you are trying to create or modify. Ensure that it does not contain any spaces or invalid characters.
  Rename Object: If the name contains spaces, rename the object using a valid naming convention. Typically, SAP object names should consist of alphanumeric characters and underscores, without any spaces.
  Follow SAP Naming Conventions: Familiarize yourself with SAP's naming conventions for Web Dynpro components. Generally, names should start with a letter and can include letters, numbers, and underscores.
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for Web Dynpro to understand the naming conventions and restrictions.
  SAP Community: You can also check the SAP Community forums for discussions related to this error message, as other users may have encountered similar issues and shared their solutions.
  Transaction Codes: If you are working within a specific transaction code (like SE80 for Object Navigator), ensure that you are following the guidelines for that transaction as well.
  
  By ensuring that your object names adhere to the required conventions, you should be able to resolve the SWDP_WB_TOOL021 error.