Can not fetch channels by getChannels()

[ohidxy]

Issue Description

I was trying to get all the channels but its throwing error like below. Its happening same for client.sendMessage(channelId, msg).

The error looks as below:

Error getting channels for client c9: TypeError: Cannot read properties of undefined (reading 'description')
at Channel._patch (/usr/src/app/node_modules/whatsapp-web.js/src/structures/Channel.js:44:49)
at new Channel (/usr/src/app/node_modules/whatsapp-web.js/src/structures/Channel.js:22:24)
at ChatFactory.create (/usr/src/app/node_modules/whatsapp-web.js/src/factories/ChatFactory.js:14:20)
at /usr/src/app/node_modules/whatsapp-web.js/src/Client.js:1178:54
at Array.map ()
at Client.getChannels (/usr/src/app/node_modules/whatsapp-web.js/src/Client.js:1178:25)
at async getAllChannels (/usr/src/app/routes/functions.js:350:26)

Reproduction Steps

1. Try to fetch the channels via client.getChannels()

Code Sample

User Setup

WhatsApp	Type
Account Type	Standard
Authentication Strategy	LocalAuth
WhatsApp Web Version	2.3000.1035508410
whatsapp-web.js Version	1.34.6

Environment	Version
Browser Type	Chromium
Browser Version	146.0.7680.1
Phone OS Version	iOS 26.3.1
Running OS Version	Ubuntu 24
Node.js Version	18.19.1

Checklist

• I use the latest released version of whatsapp-web.js.
• I have searched existing issues and confirmed this is not a duplicate.
• I have verified this is a library issue, not a problem with my code.

[DavidSkillman]

Change this line this.description = data.channelMetadata.description; in src/structures/Channel.js:44
to this: this.description = data.description

This fix worked for me.

[BenyFilho]

#127094