| <?xml version="1.0" encoding="UTF-8"?> | 
| <ValidationRule xmlns="http://soap.sforce.com/2006/04/metadata"> | 
|     <fullName>After_Approval_Can_Not_Change_Status</fullName> | 
|     <active>true</active> | 
|     <errorConditionFormula>(ISPICKVAL(Status__c,'草案中') | 
| || ISPICKVAL(Status__c,'填写完毕') | 
| || ISPICKVAL(Status__c,'申请中') | 
| ) | 
| && | 
| (ISPICKVAL(PRIORVALUE(Status__c),'已批准') | 
| || ISPICKVAL(PRIORVALUE(Status__c),'已出库指示') | 
| || ISPICKVAL(PRIORVALUE(Status__c),'删除') | 
| || ISPICKVAL(PRIORVALUE(Status__c),'取消') | 
| )</errorConditionFormula> | 
|     <errorDisplayField>Status__c</errorDisplayField> | 
|     <errorMessage>【已批准,已出库指示,删除,取消】的申请书状态不能变更为【草案中,填写完毕,申请中】</errorMessage> | 
| </ValidationRule> |