Thumbnail Error

The following error(s) occurred:

• Could not find the internal image you specified.

Query String: src=%2Fblob%3Ahttps%3A%2F%2Fweb.whatsapp.com%2F731351d7-9bb0-48a1-94c2-4fb55acbd278&w=400&h=200
TimThumb version: 2.8.16
Instruction: RAXO thumbnails don't work — what to do? (registration required)