Message type: E = Error
Message class: WN - Plant master data maintenance (integrated)
Message number: 505
Message text: Supplier &1 already exists
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WN505
- Supplier &1 already exists ?The SAP error message WN505, which states "Supplier &1 already exists," typically occurs when you are trying to create a new supplier (vendor) in the system, but a supplier with the same identification (such as the supplier number or name) already exists in the database. This can happen in various scenarios, such as during the creation of a new vendor in the Vendor Master Data.
Cause: Duplicate Entry: The most common cause is that the supplier you are trying to create already exists in the system, either with the same name or the same identification number. Data Migration: If you are migrating data from another system or performing a mass upload, duplicates may have been introduced. Incorrect Input: Sometimes, the input data may have been entered incorrectly, leading to a perceived duplicate.
Solution: Check Existing Suppliers: Before creating a new supplier, search the existing supplier records to confirm whether the supplier already exists. You can do
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