Merge branch 'dev' of http://git.local.topsunit.com/mes/mes-ui into dev

src/components/SapPropertyData/index.vue

@@ -109,7 +109,7 @@ export default {
         let properties = sapPropertyMap[key]
         for (let property of properties) {
           let propertyData = data[property.relationField]
-          sapData[key][property.sapField] = propertyData || sapData[key][property.sapField]
+          sapData[key][property.sapField] = propertyData || sapData[key][property.sapField] || ''
         }
       }
       this.sapData = sapData