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

RSTT0642 - Overview

• 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.

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.

RSTT0642 - Details

• 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