Message type: E = Error
Message class: MG - Batch input: material master
Message number: 801
Message text: Customer structure & for main data does not exist
You have set the indicator "Different main data structure". In this
case, structure ZMMH1 will be used to transfer the main material data,
not structure BMMH1. Structure BMMH1 must be present and active in the
Repository.
If you want to use the standard structure BMMH1 to transfer the main
data, do not set the indicator "Different main data structure".
Error message extract from SAP system. Copyright SAP SE.
MG801
- Customer structure & for main data does not exist ?The SAP error message MG801, which states "Customer structure & for main data does not exist," typically occurs in the context of Material Management (MM) or Sales and Distribution (SD) modules when the system is unable to find the necessary customer master data for a specific transaction or process.
Cause: Missing Customer Master Data: The most common cause of this error is that the customer master data for the specified customer does not exist in the system. This could be due to the customer not being created or not being properly maintained. Incorrect Customer Number: The customer number being referenced may be incorrect or may not correspond to an existing customer in the system. Data Inconsistency: There may be inconsistencies in the data, such as missing entries in the relevant tables that link customers to materials or sales documents.
Configuration Issues: There may be configuration issues in the system that prevent the customer data from
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