# When I Open the Template Editor I Receive an Attempt to De-Reference a Null Object Error

This error can occur for multiple reasons.

{% stepper %}
{% step %}

### The template’s *Related To Type* object is missing as a picklist option

The template’s *Related To Type* object does not exist as a *Related To Type* picklist option in this org (this usually occurs when templates are imported from other orgs). Add the *Related To Type* object as a *Related To Type* picklist option.
{% endstep %}

{% step %}

### Incorrectly configured lookup field on the S-Doc Relationship object

There is an incorrectly configured lookup field to the *Related To Type* object on the S-Doc Relationship object. Ensure that you have [**correctly configured**](https://www.sdocs.com/resources/documentation/configuring-s-docs-with-custom-objects-salesforce-lightning/#lookupfield) a Lookup field to the template’s Related To Type object on the S-Doc relationship object.
{% endstep %}
{% endstepper %}


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