I have a Visualforce email template. When i check it with "Send Test and verify Merge fields" then it is working perfectly. However, when it passes through an email alert then only few fields' values get in template.
<messaging:emailTemplate subject="Please Check Out Details of Newly Added Ecommerce Order" recipientType="User" relatedToType="ccrz__E_Order__c" >
<messaging:htmlEmailBody >
<html>
<head>
<style>
table, th, td {
border: 1px solid black;
border-collapse: collapse;
background-color: #D9D9D9;
}
</style>
</head>
<Body>
<div align="Center">
<apex:image id="Logo" value="https://us-azbil--c.documentforce.com/servlet/servlet.ImageServer?id=01541000001w9ZE&oid=00D41000002vT6u&lastMod=1489696652000"/> </div>
<hr></hr>
<h2> New Ecommerce <a href="{!LEFT($Api.Partner_Server_URL_280, FIND(".com/",$Api.Partner_Server_URL_280)+3)}/{!relatedTo.Id}"> Order </a> Information : </h2>
<table style="width:100%">
<Th><h2> Account Information</h2></th> <th><h2>Buyer Information</h2></th>
<tr><td>Account Name: <apex:outputField value="{!relatedTo.ccrz__Account__r.name}" /> <a href="{!LEFT($Api.Partner_Server_URL_280, FIND(".com/",$Api.Partner_Server_URL_280)+3)}/{!relatedTo.ccrz__Account__c}"> (VIEW) </a> </td>
<td>First Name: <apex:outputField value="{!relatedTo.ccrz__BuyerFirstName__c}"/></td></tr>
<tr><td>Tax ID: <apex:outputField value="{!relatedTo.TAX_ID__c}"/> </td>
<td>Last Name: <apex:outputField value="{!relatedTo.ccrz__BuyerLastName__c}"/> </td></tr>
<tr><td>Tax Exempt Flag: {!if(relatedTo.ccrz__TaxExemptFlag__c==TRUE,"Yes","No")} </td>
<td>Mobile Number: <apex:outputField value="{!relatedTo.ccrz__BuyerMobilePhone__c}"/> </td></tr>
<tr><td> VerifyExemptionFlag: {!if(relatedTo.ccrz__VerifyExemptionFlag__c==TRUE,"Yes","No")} </td>
<td>Email: <apex:outputField value="{!relatedTo.ccrz__BuyerEmail__c}"/> </td></tr>
<apex:repeat var="Ai" value="{!relatedTo.ccrz__Account__r}">
<tr>
<td colspan="2">Account Associated Contact Numer : <apex:outputField value="{!Ai.Phone}"/></td>
</tr>
</apex:repeat>
</table>
<br/>
<table style="width:100%">
<Th colspan="4"><h2> Order Item Information</h2></th>
<apex:repeat var="li" value="{!relatedTo.ccrz__E_OrderItems__r}">
<tr>
<th> Product Name</th> <th> Price </th> <th> Quantity </th> <th> Total </th></tr>
<tr>
<td style="text-align:center;"><apex:outputField value="{!li.ccrz__Product_Name__c}"/></td>
<td style="text-align:center;"><apex:outputField value="{!li.ccrz__Price__c}"/></td>
<td style="text-align:center;"><apex:outputField value="{!li.ccrz__Quantity__c}"/></td>
<td style="text-align:center;"><apex:outputField value="{!li.ccrz__ItemTotal__c}"/></td>
</tr>
</apex:repeat>
</table>
<br/>
<table style="width:100%">
<Th><h2> Order Information</h2></th> <th><h2>Amount/Tax Information</h2></th>
<tr><td>Oder ID: <apex:outputField value="{!relatedTo.ccrz__OrderId__c}"/></td>
<td>Total Amount <apex:outputField value="{!relatedTo.ccrz__TotalAmount__c}"/></td></tr>
<tr><td>Order Name: <apex:outputField value="{!relatedTo.ccrz__Name__c}"/></td>
<td>Total Discount: <apex:outputField value="{!relatedTo.ccrz__TotalDiscount__c}"/></td></tr>
<tr><td>Order Status: <apex:outputField value="{!relatedTo.ccrz__OrderStatus__c}"/></td>
<td>Tax Amount: <apex:outputField value="{!relatedTo.ccrz__TaxAmount__c}"/></td></tr>
<tr><td>Split Parent Order:<apex:outputField value="{!relatedTo.ccrz__SplitParentOrder__c }"/></td>
<td>Tax SubTotal Amount: <apex:outputField value="{!relatedTo.ccrz__TaxSubTotalAmount__c}"/></td></tr>
<tr><td>PO Number: <apex:outputField value="{!relatedTo.ccrz__PONumber__c}"/></td>
<td>Sub Total Amount: <apex:outputField value="{!relatedTo.ccrz__SubtotalAmount__c}"/></td></tr>
<tr><td>Ship To: <a href="{!LEFT($Api.Partner_Server_URL_280, FIND(".com/",$Api.Partner_Server_URL_280)+3)}/{!relatedTo.ccrz__ShipTo__c}">Ship To Adderess </a> </td>
<td>Bill To: <a href="{!LEFT($Api.Partner_Server_URL_280, FIND(".com/",$Api.Partner_Server_URL_280)+3)}/{!relatedTo.ccrz__BillTo__c}">Bill To Adderess</a> </td></tr>
</table>
<br/>
<table style="width:100%">
<Th><h2> Shipping Information</h2></th>
<tr><td>Ship Amount: <apex:outputField value="{!relatedTo.ccrz__ShipAmount__c}"/></td></tr>
<tr><td>Ship Complete: {!if(relatedTo.ccrz__ShipComplete__c==TRUE,"Yes","No")} </td></tr>
<tr><td>Ship Structure: <apex:outputField value="{!relatedTo.ccrz__ShipStructure__c}"/></td></tr>
<tr><td>Ship Discount Amount: <apex:outputField value="{!relatedTo.ccrz__ShipDiscountAmount__c}"/></td></tr>
<tr><td>Ship Method: <apex:outputField value="{!relatedTo.ccrz__ShipMethod__c}"/></td></tr>
</table>
<br/>
<table style="width:100%">
<Th><h2> Other Information</h2></th>
<tr><td>Note: <apex:outputField value="{!relatedTo.ccrz__Note__c}"/></td></tr>
<tr><td>Request Date: <apex:outputField value="{!relatedTo.ccrz__RequestDate__c}"/></td></tr>
</table>
<hr></hr>
<div align="Center">
<apex:image id="LetterheadLogo" value="https://us-azbil--c.documentforce.com/servlet/servlet.ImageServer?id=01541000002zp22&oid=00D41000002vT6u&lastMod=1522786514000"/> </div>
</body>
</html>
</messaging:htmlEmailBody>
</messaging:emailTemplate>