[WEBJS] - Group returns empty list since the update to the newest version.

[Tobiti]

Describe the bug

I have updated waha plus to the newest version yesterday and now when I try to get the group list on any session, it just returns a empty list.

Version

Get the WAHA version by calling GET /api/version

{
  "version": "2026.1.5",
  "engine": "WEBJS",
  "tier": "PLUS",
  "browser": "/usr/bin/chromium",
  "platform": "linux/x64"
}

Try to update to
the latest version before
creating an issue!

Steps

To Reproduce Steps to reproduce the behavior:

1. Update to newest version.
2. Try to get the groups with this api call: /api/{session}/groups
3. It will return an empty array

Expected behavior

Getting a valid group list.

Docker Logs

waha-1 | [08:22:26.274] INFO (48): request completed {"reqId":135,"req":{"id":135,"method":"GET","url":"/api/923c1091-1298-4bf2-adf2-c58ac2dcbc38/groups","query":{},"params":{"path":["api","923c1091-1298-4bf2-adf2-c58ac2dcbc38","groups"]}},"res":{"statusCode":304},"responseTime":73}
waha-1 | [08:23:05.444] INFO (48): request completed {"reqId":140,"req":{"id":140,"method":"GET","url":"/api/923c1091-1298-4bf2-adf2-c58ac2dcbc38/groups","query":{},"params":{"path":["api","923c1091-1298-4bf2-adf2-c58ac2dcbc38","groups"]}},"res":{"statusCode":304},"responseTime":82}

[Tobiti]

Its a issue in the whatsapp-web.js
They already fixed it
pedroslopez/whatsapp-web.js#5779

[devlikepro]

2026.2.1 - WEBJS - fix get groups failed - #1873