fix:分红预算错误报告

@@ -763,12 +763,18 @@ func (dividendsEstimateService *DividendsEstimateService) ConfirmDividendsIncent
 			// 分析成功和失败原因
 			successfullyCount := len(dividendsEstimatesSaved)
 			// 错误原因收集，返回第一个可能的原因
-			var failedReason []string
+			failedReason := make([]string, 0)
 			for _, v := range estimateFailedDividendsOrders {
 				failedReason = append(failedReason, v)
 			}
+			var failedReasonStr string
+			if len(failedReason) > 0 {
+				failedReasonStr = failedReason[0]
+			} else {
+				failedReasonStr = "无"
+			}
 			return map[string]interface{}{
-				"report": fmt.Sprintf("已完成%d笔单订单分红预算，生成%d笔单分红预算，%d笔订单分红预算失败，失败原因：%s", len(estimateSuccessfullyDividendsOrders), successfullyCount, len(estimateFailedDividendsOrders), failedReason[0]),
+				"report": fmt.Sprintf("已完成%d笔单订单分红预算，生成%d笔单分红预算，%d笔订单分红预算失败，失败原因：%s", len(estimateSuccessfullyDividendsOrders), successfullyCount, len(estimateFailedDividendsOrders), failedReasonStr),
 			}, nil
 		}
 	}