There is a proper way of adding a merge field for it to work when creating document templates. If done incorrectly, document templates will either fail to generate or data will not auto populate or at times, you will get error 500.
Adding a Merge Field
1. On the Insert Menu in Word Document, click on Quick Parts, then Fields.
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Repeat steps 1 and 2 when adding another merge field.
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Editing Merge Fields in Document Templates
1. You can edit a merge field if it’s not working perhaps due to a typo and to proceed, right click on the merge field and select Edit Field, make the necessary changes for example, spelling and click OK.
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