How To Fix B2007 - Cannot use &1 character

SAP Error Message - Details

• Message type: E = Error

• Message class: B2 - ALE Basis tools messages

• Message number: 007

• Message text: Cannot use &1 character

What causes this issue?

The logical system name you have specified contains the invalid
character &V1&. Some applications use the logical system name directly
in their own transport objects, whose names use only a restricted
character set. This restriction ensures that transport objects can
always be transported without problems.

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

System Response

How to fix this error?

Do not use the character &V1&.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message B2007 - Cannot use &1 character ?

  The SAP error message B2007 "Cannot use &1 character" typically occurs when there is an issue with the input data in a field that does not allow certain characters. The &1 in the message will be replaced with the specific character that is causing the issue.
  Cause:
  
  Invalid Character: The character being used in the input field is not allowed. This could be due to restrictions on special characters, spaces, or other non-alphanumeric characters.
  Field Definition: The field may have been defined in such a way that it only accepts certain types of characters (e.g., numeric only, alphanumeric, etc.).
  Data Entry Error: The user may have inadvertently entered an invalid character while inputting data.
  
  Solution:
  
  Check Input Data: Review the data you are trying to enter in the field. Ensure that it does not contain any invalid characters as indicated by the error message.
  Refer to Field Documentation: Look at the field's documentation or help text to understand what characters are allowed. This can often be found in the SAP GUI by hovering over the field or checking the field's properties.
  Data Validation: Implement data validation checks in your input forms to prevent users from entering invalid characters.
  Modify Input: If you find that the character causing the issue is indeed invalid, replace it with a valid character or remove it entirely.
  Consult with SAP Support: If you are unsure about the restrictions or if the error persists despite correcting the input, consider reaching out to SAP support for further assistance.
  
  Related Information:
  
  Field Type: Understanding the data type of the field (e.g., CHAR, NUMC) can help in determining what characters are acceptable.
  SAP Notes: Check SAP Notes for any known issues or updates related to this error message.
  User Training: Providing training to users on acceptable input formats can help reduce the occurrence of this error.
  
  By following these steps, you should be able to resolve the B2007 error and ensure that the data entered into SAP meets the required criteria.