file_reader_llamaindex doesn't work

[bovchyk]

What is the issue?

Steps to reproduce:

1. setup toolkit as written in setup
2. open localhost:4000, click the "New conversation" icon, and switch on "FILE READER" in settings (top right corner gear icon, description: "Retrieves documents from a file using LlamaIndex.")
3. attach any pdf file in the message input and write prompt "summarize text" (for example, it can be any)
4. click enter

actual results:

1. UI shows steps:

• "I will read the attached document and summarise its contents."
• Using file_reader_llamaindex

2. no output

expected results:

1. UI shows steps
2. summarization of document

actual result image:
backend logs: backend.log

Additional information

No response