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SAP Knowledge Base Article - PreviewSymptom
- Error message appears: Conversion between A and B not valid; conversion to B already exists.
- Occurs when saving a quantity conversion for a product.
- Happens while editing a material in Product Data work center, Materials view, General tab.
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Environment
SAP Business ByDesign
Product
SAP Business ByDesign all versions
Keywords
unit of measure, UoM, circular reference, indirect calculation, transitive mapping, redundancy, consistency check, duplicate entry, master data maintenance, item master, SKU, rate mapping, intermediary unit, prevent loop, validation , KBA , SRD-MD-PRD-PRD , Product , How To
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