How To Fix /PM0/3FW_MESSAGES190 - Define at least one customer variant as root

/PM0/3FW_MESSAGES190 - Overview

• Message type: E = Error

• Message class: /PM0/3FW_MESSAGES -

• Message number: 190

• Message text: Define at least one customer variant as root

Self-Explanatory Message

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/PM0/3FW_MESSAGES190 - Details

• The SAP error message /PM0/3FW_MESSAGES190 with the description "Define at least one customer variant as root" typically occurs in the context of SAP Plant Maintenance (PM) or related modules where variants are used for configuration or reporting purposes. This error indicates that the system requires at least one customer variant to be defined as the root variant for the configuration or reporting process to function correctly.
  
  Cause:
  
  Missing Root Variant: The primary cause of this error is that there are no customer variants defined as root variants in the system. A root variant is essential for the hierarchy of variants, and without it, the system cannot determine the starting point for processing.
  
  Configuration Issues: There may be issues in the configuration settings where the variants are defined, leading to the absence of a designated root variant.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to view or create variants, leading to