<?xml version="1.0" encoding="UTF-8"?> 
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<ValidationRule xmlns="http://soap.sforce.com/2006/04/metadata"> 
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    <fullName>CampaignShow_Can_Not_Change</fullName> 
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    <active>true</active> 
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    <errorConditionFormula>InputCheck__c 
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&& TEXT(Consum_Apply__r.demo_purpose2__c) != '学会展会' 
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&& ISCHANGED(Show_demonstration__c)</errorConditionFormula> 
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    <errorMessage>非学会展会目不能修改展示/演示</errorMessage> 
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</ValidationRule> 
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