Yeah announcement channels are

[lime forge]

        if (channel.type != 'GUILD_TEXT' || !channel.viewable)
            return this.sendErrorMessage(
                message,
                0,
                stripIndent`
      Please mention an accessible text channel or provide a valid text channel ID
    `
            );``` 

Thats the snippet of the code

[smoky harness]

As I said, announcement channels are of type GUILD_NEWS

[ancient kiln]

you need to check for GUILD_NEWS as Qjuh said ⬆️

[smoky harness]

Use .isText() instead

That way you‘ll also include the new TiV

And DM

[lime forge]

Fied it

fixed