Index: ssts-packing/src/main/java/com/forgon/disinfectsystem/packing/service/PackingManagerImpl.java
===================================================================
diff -u -r38615 -r38617
--- ssts-packing/src/main/java/com/forgon/disinfectsystem/packing/service/PackingManagerImpl.java	(.../PackingManagerImpl.java)	(revision 38615)
+++ ssts-packing/src/main/java/com/forgon/disinfectsystem/packing/service/PackingManagerImpl.java	(.../PackingManagerImpl.java)	(revision 38617)
@@ -6284,7 +6284,7 @@
 		if(packingTasks.size() == 1 && CssdUtils.getSystemSetConfigByNameBool("enableModifyWeightOfForeignTousseAfterApply", false)){
 			TousseDefinition td = packingTasks.get(0).getTousseDefinition();
 			if(td.isForeignTousse()){//外来器械且原重量大于0
-				if(!StringUtils.isNumeric(newWeihtStr)){
+				if(!NumberUtils.isNumber(newWeihtStr)){
 					throw new SystemException("重量仅允许修改为正数");
 				}
 				Double newWeiht = Double.valueOf(newWeihtStr);