Define default values for fields or check for null values. This ensures that you can submit the form. For example, if you define an option group field and do not provide a default value, an error will occur when a user submits the form by email. The email processor does not check for null values in the template. It is good practice to check for null values of any variables you call. You can check for null values and provide a default value in a Freemarker script like this: | Code Block |
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| field: ${field!"value not provided"} |
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