WebUI hangs completely and becomes unresponsive with this prompt [reproducible bug] #808

New Issue

2025-11-11T14:31:40-06:00

GiteaMirror commented

2025-11-11 14:31:40 -06:00

Originally created by @arsaboo on GitHub (May 4, 2024).

Bug Report

WebUI becomes unresponsive

Description

Bug Summary:
The following prompt leads to all sorts of issues in WebUI

What is the difference between using 

Here is the first 4096 characters of the query:
{{prompt:start:4096}}

Here is the last 4096 characters of the query:
{{prompt:end:4096}}

vs using 

Here is the query:
{{prompt:start:4096}} {{prompt:end:4096}}

for prompt generation?

The CPU usage shoots up

and then the page becomes unresponsive:

This is entirely reproducible - just try the prompt.

Originally created by @arsaboo on GitHub (May 4, 2024). # Bug Report WebUI becomes unresponsive ## Description **Bug Summary:** The following prompt leads to all sorts of issues in WebUI ```yaml What is the difference between using Here is the first 4096 characters of the query: {{prompt:start:4096}} Here is the last 4096 characters of the query: {{prompt:end:4096}} vs using Here is the query: {{prompt:start:4096}} {{prompt:end:4096}} for prompt generation? ``` The CPU usage shoots up ![image](https://github.com/open-webui/open-webui/assets/18319734/a089412b-36d3-4a41-8752-e60324a9f442) and then the page becomes unresponsive: ![image](https://github.com/open-webui/open-webui/assets/18319734/9ca919ad-1bcb-4c59-8679-8534890b8df6) ![image](https://github.com/open-webui/open-webui/assets/18319734/d6f5dbe7-1917-4294-babd-c4a0549c2bde) This is entirely reproducible - just try the prompt.

GiteaMirror closed this issue

2025-11-11 14:31:40 -06:00

GiteaMirror referenced this issue

2025-11-11 17:21:55 -06:00

[PR #808] [MERGED] feat(kubernetes)!: Major Helm Chart refactor #7267

GiteaMirror referenced this issue

2026-04-20 02:59:17 -05:00

[PR #808] [MERGED] feat(kubernetes)!: Major Helm Chart refactor #20471

GiteaMirror referenced this issue

2026-04-25 10:07:46 -05:00

[PR #808] [MERGED] feat(kubernetes)!: Major Helm Chart refactor #36101

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