When writing a local image file in n8n and converting it to Base64 format, it keeps failing and not displaying correctly

YUILING · December 26, 2025, 8:14am

Brighto · December 26, 2025, 8:49am

Welcome to the community

It works @YUILING here is a similar issue with yours I guess.

github.com/n8n-io/n8n

image file to base64 encoding not getting any output

opened 03:31PM - 09 Nov 24 UTC

closed 06:11AM - 10 Nov 24 UTC

jithinagiboson

in linear

### Bug Description i wanted to use ollama vision model using n8n but ollama re…quire image to be converted to base64 string.I try to use Extract from file but didnt work may be there is some easier way my setup ![image](https://github.com/user-attachments/assets/5c3a809c-3c32-4fe1-bd79-19f373079640) form submit->Extract from file ->http request Extarct from file ![image](https://github.com/user-attachments/assets/f526ee3f-fe4b-46ec-a4f5-d236ed505b9e) what can i change to get the output ### To Reproduce form submit->Extract from file ->http request just try to convert file into base64 using Extarct from file ### Expected behavior output to be base64 string ### Operating System windows ### n8n Version 1.66.0 ### Node.js Version v20.10.0 ### Database SQLite (default) ### Execution mode main (default)

Wouter_Nigrini · December 26, 2025, 2:26pm

Hi @YUILING,

Please can you share your workflow in code block for us so we can see where your issue might be