How To Fix RSTT0642 - Name &1 must be between 1 and 20 characters long

SAP Error Message - Details

• Message type: E = Error

• Message class: RSTT0 - Trace Tool: Message Class Engine Layer

• Message number: 642

• Message text: Name &1 must be between 1 and 20 characters long

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSTT0642 - Name &1 must be between 1 and 20 characters long ?

  The SAP error message RSTT0642 indicates that a name you are trying to use in the system does not meet the character length requirements. Specifically, the name must be between 1 and 20 characters long. This error typically occurs in various contexts within SAP, such as when creating or modifying objects like users, roles, or other entities that require a name.
  Cause:
  The error is triggered when:
  
  You attempt to enter a name that is either too short (0 characters) or too long (more than 20 characters).
  The input field for the name has a defined character limit, and your input exceeds this limit.
  
  Solution:
  To resolve this error, you should:
  
  Check the Input: Review the name you are trying to enter. Ensure that it is between 1 and 20 characters long.
  Modify the Name: If the name is too long, shorten it to fit within the character limit. If it is too short, ensure it has at least one character.
  Use Valid Characters: Ensure that the name contains valid characters as per SAP's naming conventions (e.g., avoid special characters that may not be allowed).
  
  Related Information:
  
  Naming Conventions: Familiarize yourself with SAP's naming conventions for the specific object you are working with. Different objects may have different rules regarding valid characters and formats.
  Field Lengths: Check the documentation or field help for the specific transaction or object you are working with to understand the character limits and any other constraints.
  Error Handling: If you frequently encounter this error, consider implementing input validation in your processes to catch such issues before submission.
  
  If you continue to experience issues after making these adjustments, it may be helpful to consult with your SAP administrator or refer to SAP support documentation for further assistance.