How To Fix ME359 - Only one & can be entered

ME359 - Overview

• Message type: E = Error

• Message class: ME - Purchasing: General Messages

• Message number: 359

• Message text: Only one & can be entered

What causes this issue?

Each partner role may only occur once in purchase orders, RFQs, and
scheduling agreements. In other words, you cannot enter several
ordering addresses or several invoicing parties.
In contracts, you can maintain several partners with the same role. You
must then choose a unique partner when subsequently creating a release
order.

System Response

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

How to fix this error?

Error message extract from SAP system. Copyright SAP SE.

ME359 - Details

• The SAP error message ME359 ("Only one & can be entered") typically occurs in the context of purchasing documents, such as purchase orders or purchase requisitions. This error indicates that the system is enforcing a restriction where only one entry of a certain type is allowed in a specific field or context.
  
  Cause:
  The error can arise due to several reasons, including:
  
  
  Field Restrictions: The field in question may be designed to accept only a single entry. For example, if you are trying to enter multiple vendors or multiple items in a field that only allows one, this error will be triggered.
  
  
  Configuration Settings: The configuration settings in the SAP system may have been set to restrict the number of entries for certain fields. This is often done to maintain data integrity or to comply with business rules.
  
  
  Data Entry Errors: Users may inadvertently attempt to enter multiple values in a field that is not