Message type: E = Error
Message class:  UPO_UDM_MSG - UDM Messages 
Message number: 015
Message text: Enter Platform type
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The SAP error message UPO_UDM_MSG015 with the description "Enter Platform type" typically occurs in the context of SAP's Unified Demand Management (UDM) or similar modules where a platform type is required for processing.
Cause: This error usually arises when a user attempts to create or modify a demand plan or related object without specifying a required field, specifically the "Platform type." The platform type is essential for categorizing the demand or supply in the system, and its absence prevents the transaction from being completed.
Solution: To resolve this error, follow these steps: Identify the Transaction: Determine which transaction or screen you are on when the error occurs. This will help you locate where the platform type needs to be entered. Locate the Platform Type Field: Look for the field labeled "Platform type" on the screen. It may be in a form or a specific section related to demand planning. Enter the Platform Type: Input the appropriate platform
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