A custom action source can exist in several different forms. The following table lists the types of custom actions that can have each form of source. See the topic for the basic custom action type for more information.
| Custom action source | Associated custom action types |
|---|---|
| Custom action stored in the Binary table. | Custom Action Type 1, Custom Action Type 2, Custom Action Type 5, Custom Action Type 6 |
| Custom action copied during installation. | Custom Action Type 17, Custom Action Type 18, Custom Action Type 21, Custom Action Type 22 |
| Custom action referencing a directory. | Custom Action Type 34 |
| Custom action referencing a property. | Custom Action Type 50, Custom Action Type 53, Custom Action Type 54 |
| Custom action stored as literal script code in database table. | Custom Action Type 37, Custom Action Type 38 |
| Custom action displaying an error message. | Custom Action Type 19 |
See Summary List of All Custom Action Types for a summary of all types of custom actions and how sources are specified in the CustomAction table.
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