| <?xml version="1.0" encoding="UTF-8"?> | 
| <ValidationRule xmlns="http://soap.sforce.com/2006/04/metadata"> | 
|     <fullName>Can_Not_Change_Status_Cao_An</fullName> | 
|     <active>true</active> | 
|     <errorConditionFormula>AND(OR(IsBlank(PRIORVALUE(Last_Assigned_Time__c)) && Not(IsBlank(Last_Assigned_Time__c)), Last_Assigned_Time__c >  PRIORVALUE(Last_Assigned_Time__c)) ,  | 
|     OR(ISPICKVAL(Status__c, '草案中') | 
|         , ISPICKVAL( Status__c, '填写完毕') | 
|         , ISPICKVAL( Status__c, '申请中') | 
|         , ISPICKVAL( Status__c, '不批准') | 
|         , ISPICKVAL( Status__c, '取消') | 
|         , ISPICKVAL( Status__c, '删除') | 
|     ) | 
| )</errorConditionFormula> | 
|     <errorDisplayField>Status__c</errorDisplayField> | 
|     <errorMessage>已批准后才能分配</errorMessage> | 
| </ValidationRule> |