[GH-ISSUE #7546] WARNI [fpdf.html] Unexpected HTML end tag </head>, start tag was <meta> #118096

New Issue

GiteaMirror · 2026-05-20T19:34:21-05:00

GiteaMirror commented

2026-05-20 19:34:21 -05:00

Originally created by @erickellerek1 on GitHub (Dec 2, 2024).
Original GitHub issue: https://github.com/open-webui/open-webui/issues/7546

Bug Report

Installation Method

Docker following the readme instructions.

docker run -d -p 3000:8080 --add-host=host.docker.internal:host-gateway -v open-webui:/app/backend/data --name open-webui --restart always ghcr.io/open-webui/open-webui:dev

Environment

Open WebUI Version:: v0.4.7 (main or dev)
Ollama (if applicable): v0.4.7
Operating System: Ubuntu 24.04
Browser (if applicable): Chrome 131.0

Confirmation:

I have read and followed all the instructions provided in the README.md.
I am on the latest version of both Open WebUI and Ollama.
I have included the browser console logs.
I have included the Docker container logs.
I have provided the exact steps to reproduce the bug in the "Steps to Reproduce" section below.

Expected Behavior:

following the instructions

I expect to have a PDF generated and starting to download.

Actual Behavior:

There is no PDF downloaded, the action fails silently in the background, no information of failure is displayed to the user.

Bug Summary:

using downloads tools to export a chat is not working and silently fails in the background, no message of failure is written back to the user.

Reproduction Details

Steps to Reproduce:

go to tools -> Downloads -> pdf

Logs and Screenshots

Browser Console Logs:

Docker Container Logs:

docker logs -f open-webui

INFO:     10.146.92.13:28982 - "GET /api/v1/chats/8eb3414c-8c90-43ea-88cf-2226e8f5f4f4/tags HTTP/1.1" 200 OK
WARNI [fpdf.html] Unexpected HTML end tag </head>, start tag was <meta>
Character "’" at index 271 in text is outside the range of characters supported by the font used: "courier". Please consider using a Unicode font.
INFO:     10.146.92.13:28982 - "POST /api/v1/utils/pdf HTTP/1.1" 400 Bad Request

Screenshots/Screen Recordings (if applicable):
N.A.

Additional Information

the font I use on the browser are: hack as default I am not sure this has any impact on the error message.

Note

related issue: https://github.com/open-webui/open-webui/issues/5737

Originally created by @erickellerek1 on GitHub (Dec 2, 2024). Original GitHub issue: https://github.com/open-webui/open-webui/issues/7546 # Bug Report ## Installation Method Docker following the readme instructions. ``` docker run -d -p 3000:8080 --add-host=host.docker.internal:host-gateway -v open-webui:/app/backend/data --name open-webui --restart always ghcr.io/open-webui/open-webui:dev ``` ## Environment - **Open WebUI Version:**: v0.4.7 (main or dev) - **Ollama (if applicable):** v0.4.7 - **Operating System:** Ubuntu 24.04 - **Browser (if applicable):** Chrome 131.0 **Confirmation:** - [x] I have read and followed all the instructions provided in the README.md. - [x] I am on the latest version of both Open WebUI and Ollama. - [x] I have included the browser console logs. - [x] I have included the Docker container logs. - [x] I have provided the exact steps to reproduce the bug in the "Steps to Reproduce" section below. ## Expected Behavior: following the instructions ![image](https://github.com/user-attachments/assets/53a0dcbc-32c0-44c8-9867-30ac84702239) I expect to have a PDF generated and starting to download. ## Actual Behavior: There is no PDF downloaded, the action fails silently in the background, no information of failure is displayed to the user. **Bug Summary:** using downloads tools to export a chat is not working and silently fails in the background, no message of failure is written back to the user. ## Reproduction Details **Steps to Reproduce:** go to tools -> Downloads -> pdf ## Logs and Screenshots **Browser Console Logs:** ![image](https://github.com/user-attachments/assets/21be7678-305d-4663-ab6f-29332b135570) **Docker Container Logs:** `docker logs -f open-webui` ``` INFO: 10.146.92.13:28982 - "GET /api/v1/chats/8eb3414c-8c90-43ea-88cf-2226e8f5f4f4/tags HTTP/1.1" 200 OK WARNI [fpdf.html] Unexpected HTML end tag </head>, start tag was <meta> Character "’" at index 271 in text is outside the range of characters supported by the font used: "courier". Please consider using a Unicode font. INFO: 10.146.92.13:28982 - "POST /api/v1/utils/pdf HTTP/1.1" 400 Bad Request ``` **Screenshots/Screen Recordings (if applicable):** N.A. ## Additional Information the font I use on the browser are: hack as default I am not sure this has any impact on the error message. ![image](https://github.com/user-attachments/assets/e8b6f4b2-5407-4db6-85b7-3ad5b69a6d08) ## Note related issue: https://github.com/open-webui/open-webui/issues/5737

GiteaMirror closed this issue

2026-05-20 19:34:21 -05:00

GiteaMirror commented

2026-05-20 19:34:22 -05:00

@tjbck commented on GitHub (Dec 7, 2024):

#7684

@tjbck commented on GitHub (Dec 7, 2024): #7684

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