How To Fix UX355 - Error when partner & is blocked

UX355 - Overview

• Message type: E = Error

• Message class: UX - TR: Business Partner and Loan Conversion

• Message number: 355

• Message text: Error when partner & is blocked

What causes this issue?

The partner is blocked. At the time the partner was due to be
transferred, the data was being processed by another user.

System Response

The system refuses to transfer the partner.

How to fix this error?

Transfer the partner at a later point in time.

Error message extract from SAP system. Copyright SAP SE.

UX355 - Details

• The SAP error message UX355, which states "Error when partner & is blocked," typically occurs in scenarios involving partner functions in SAP, such as when dealing with business partners, customers, or vendors. This error indicates that the specific partner (identified by the "&" symbol) is blocked from performing certain actions, such as creating or processing transactions.
  
  Cause:
  
  Blocked Status: The partner (customer, vendor, etc.) has been marked as blocked in the system. This could be due to various reasons, such as credit issues, compliance checks, or administrative decisions.
  Master Data Issues: The partner's master data may not be correctly maintained, leading to a blocked status.
  Configuration Settings: Certain configuration settings in the SAP system may enforce blocking rules based on specific criteria.
  
  
  Solution:
  
  
  Check Partner Status:
  
  Go to the relevant transaction (e.g., BP for Business Partner, XD03 for Customer, or MK03 for Vendor) and check the status of the partner.
  If the partner is blocked, you may need