diff --git a/emis-biz/src/main/java/com/xdadan/erp/emis/service/impl/EmisSalesCommissionRatioServiceImpl.java b/emis-biz/src/main/java/com/xdadan/erp/emis/service/impl/EmisSalesCommissionRatioServiceImpl.java
index 1548e5064..9e3771ead 100644
--- a/emis-biz/src/main/java/com/xdadan/erp/emis/service/impl/EmisSalesCommissionRatioServiceImpl.java
+++ b/emis-biz/src/main/java/com/xdadan/erp/emis/service/impl/EmisSalesCommissionRatioServiceImpl.java
@@ -109,9 +109,17 @@ public class EmisSalesCommissionRatioServiceImpl implements IEmisSalesCommission
      */
     @Override
     public boolean checkRatioValid(EmisSalesCommissionRatio entity) {
-        java.math.BigDecimal sum = entity.getSalesExecutiveRatio()
-                .add(entity.getSalesmenRatio())
-                .add(entity.getSalesSupportRatio());
-        return sum.compareTo(new java.math.BigDecimal("100.00")) <= 0;
+        BigDecimal executiveRatio = entity.getSalesExecutiveRatio() != null
+                ? entity.getSalesExecutiveRatio()
+                : BigDecimal.ZERO;
+        BigDecimal salesmenRatio = entity.getSalesmenRatio() != null
+                ? entity.getSalesmenRatio()
+                : BigDecimal.ZERO;
+        BigDecimal supportRatio = entity.getSalesSupportRatio() != null
+                ? entity.getSalesSupportRatio()
+                : BigDecimal.ZERO;
+
+        BigDecimal sum = executiveRatio.add(salesmenRatio).add(supportRatio);
+        return sum.compareTo(new BigDecimal("100.00")) <= 0;
     }
 }
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