How To Fix WS_TOOL001 - The name & is reserved

SAP Error Message - Details

• Message type: E = Error

• Message class: WS_TOOL - Message Class for Web Services and Virtual Endpoints

• Message number: 001

• Message text: The name & is reserved

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message WS_TOOL001 - The name & is reserved ?

  SAP Error Message:
  
  WS_TOOL001 The name & is reserved
  
  Cause:
  This error occurs when you try to use the character & as a name (e.g., for a variable, parameter, or identifier) in a context where it is not allowed. In SAP, the & character is reserved for special purposes, such as denoting substitution variables or placeholders in texts and scripts. Therefore, using & as part of a name or identifier is prohibited and triggers this error.
  
  Explanation:
  
  The ampersand & is a reserved character in SAP programming and tools.
  It is commonly used for variable substitution in texts, selection screens, or scripts.
  Attempting to name an object (like a variable, function module, or parameter) with & or including it in the name causes the system to reject it.
  
  
  Solution:
  
  Rename the object: Change the name to exclude the & character.
  Use only allowed characters for naming, typically alphanumeric characters and underscores (_).
  Avoid special characters in names to comply with SAP naming conventions.
  
  
  Related Information:
  
  This error is commonly encountered in ABAP development, Web Dynpro, or when defining variables in SAP tools.
  SAP naming conventions generally restrict the use of special characters in identifiers.
  If you are working with texts or selection screens and want to use substitution variables, use & properly as a placeholder, but do not use it as part of the name.
  
  
  Summary:
  
  
  
  Aspect
  Details
  
  
  
  
  Error
  WS_TOOL001 The name & is reserved
  
  
  Cause
  Using & character in a name/identifier
  
  
  Solution
  Rename to exclude & and use valid characters
  
  
  Notes
  & is reserved for substitution variables in SAP
  
  
  
  
  If you provide the context where this error occurs (e.g., ABAP code, Web Dynpro, configuration), I can give more specific guidance.