Index: ssts-diposablegoods/src/main/java/com/forgon/disinfectsystem/diposablegoods/action/DiposableGoodsAction.java
===================================================================
diff -u -r14960 -r15032
--- ssts-diposablegoods/src/main/java/com/forgon/disinfectsystem/diposablegoods/action/DiposableGoodsAction.java	(.../DiposableGoodsAction.java)	(revision 14960)
+++ ssts-diposablegoods/src/main/java/com/forgon/disinfectsystem/diposablegoods/action/DiposableGoodsAction.java	(.../DiposableGoodsAction.java)	(revision 15032)
@@ -146,7 +146,7 @@
 		if (middlePackageUnit != null && transferScale == null || middlePackageUnit == null && transferScale != null){
 			throw new ParameterException("中包装单位和中包装单位装换单位系数必须同时有值或者同时为空!");
 		}
-		if (!IntegerUtils.isNumeric(transferScale)){
+		if (transferScale != null && !IntegerUtils.isNumeric(transferScale)){
 			throw new ParameterException("中包装单位装换单位系数必须是整数!");
 		}
 	}