Message type: E = Error
Message class:  APPL_MM_PUR_PO - Message Class for Purchase Order 
Message number: 088
Message text: Document currency is not determined
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The SAP error message APPL_MM_PUR_PO088, which states "Document currency is not determined," typically occurs during the creation or processing of purchase orders (POs) in the Materials Management (MM) module. This error indicates that the system is unable to determine the currency for the document based on the provided data. Causes: Missing Currency Information: The currency for the purchase order may not be specified in the vendor master data or the material master data. Incorrect Configuration: The configuration settings for currency determination in the purchasing or company code settings may be incorrect. Vendor Master Data Issues: The vendor may not have a currency assigned in their master data. Material Master Data Issues: The material may not have a currency assigned, or the currency settings may not be properly configured. Purchase Organization Settings: The purchase organization may not be linked correctly to the company code or may not have the necessary currency settings. Solutions: Check Vendor Master Data: Go to transaction
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