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Deno.errors.NotCapable - Deno documentation
class Deno.errors.NotCapable
extends Error
Raised when trying to perform an operation while the relevant Deno permission (like `--allow-read`) has not been granted. Before Deno 2.0, this condition was covered by the [PermissionDenied](../././~/Deno.errors.PermissionDenied) error.