fix

src/components/common/HtFeeGrid.vue

@@ -167,9 +167,11 @@ const syncComputedValuesToRows = () => {
   let hasValidRow = false
   for (const row of detailRows.value) {
     if (isSubtotalRow(row)) continue
+    const hasFeeItem = typeof row.feeItem === 'string' && row.feeItem.trim() !== ''
+    const hasUnit = typeof row.unit === 'string' && row.unit.trim() !== ''
     const quantity = typeof row.quantity === 'number' && Number.isFinite(row.quantity) ? row.quantity : null
     const unitPrice = typeof row.unitPrice === 'number' && Number.isFinite(row.unitPrice) ? row.unitPrice : null
-    if (quantity == null || unitPrice == null) {
+    if (!hasFeeItem || !hasUnit || quantity == null || unitPrice == null) {
       row.budgetFee = null
       continue
     }