Message type: E = Error
Message class: WRF_WLAY_XI_PROXY - ERP-SOP Integration
Message number: 026
Message text: &1 is a mandatory field
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The SAP error message WRF_WLAY_XI_PROXY026 indicates that a mandatory field is missing in the context of a process related to the SAP Advanced Planning and Optimization (APO) or the SAP Supply Chain Management (SCM) module. This error typically arises when data is being processed through an interface, such as an XI/PI (Process Integration) scenario, and a required field is not populated.
Cause: The error occurs when: A required field in the data being sent to or processed by the system is empty or not filled in. The data structure defined in the interface does not match the data being sent, leading to missing mandatory fields. There may be issues with the mapping of fields in the integration process.
Solution: To resolve this error, you can take the following steps: Identify the Missing Field: The error message should specify which field is mandatory and missing. Check the error message for the specific field name indicated by &1. Check Data Input:
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