AEMaaCS forms Output Services generatePDFOutput throws exception AEM_OUT_001_003
Tried to generate a PDF with the input of xml and .xdp template. Getting this exception
com.adobe.fd.output.commons.exception.OutputServiceException: AEM_OUT_001_003:Unexpected Exception: AEM_OUT_001_003:Unexpected Exception: Error resolving template
we are using the below xml and xdp template
<?xml version="1.0" encoding="UTF-8"?>
<data>
<fName>First Name</fName>
<lName>Last Name</lName>
</data>

Note: we followed the process as per this docx. Generate PDF documents using output service | Adobe Experience Manager
Thanks in advance.