Small UI bug in SimpleCommunication c# sample

Open Beginner friendly

#1,393 opened on Jul 11, 2023 0 comments 0 reactions 0 assignees View on GitHub

Nobody has claimed this yet.

Assessment

Difficulty: 2/5
Estimated time: 1-3 hours
Newbie friendliness: 65/100

Issue type: Bug
Clarity: Clearly specified
Activity status: Stale
Tech stack: csharp
Domain: frontend

Research direction

Start with the SimpleCommunication C# sample and reproduce the issue using the listed preview and streaming steps. Inspect the LoopbackClientButton_Click entry point and verify that, after streaming starts, both view previews are visible rather than covered by localhost_preview_poster.png.

Written by the indexing model from the issue text.

Description

bug

Which sample are you reporting a bug in?

Example: SimpleCommunication

Describe the bug
When you start streaming the overlay doesn't go away

Bug isin LoopbackClientButton_Click, it needs to hide the HiddenVideo.Visibility.

To Reproduce
Steps to reproduce the behavior:

clone the samples
run the SimpleCommunication C# sample
Click Start Preview
Click Start Streaming

Expected behavior
Should be able to see both view previews, but instead the streaming preview is hidden behind the localhost_preview_poster.png.

Screenshots

Configuration

Language/architecture/flavor: C#/WinRT x64 Debug
Windows platform and build number: Desktop build 22621
Additional context
Add any other context about the problem here.

Dominant language: JavaScript
Stars: 9.7k
Forks: 7.8k
PR merge metrics: No merged PRs in 30d

Contributor guide

No contributing guide indexed for this repository

First steps

Read the whole issue, then the project's contributing guide.
Comment on the issue to say you are picking it up — it saves two people doing the same work.
Fork the repository and make your change on a branch.
Open a pull request that references the issue number.

Similar issues

[Duplicate Code] Repeated filtered model-alias assembly in proxy server Open

code-quality refactoring

Difficulty 2/5 1-3 hours Newbie friendliness 84/100

github/gh-aw-firewall#8816 · Opened Sep 20, 2026
quickjs: support `timeout=None` (no per-call deadline) in `CodeInterpreterMiddleware` Open

integration:quickjs org:external priority:backlog topic:code-interpreter topic:middleware type:feature

Difficulty 2/5 1-3 hours Newbie friendliness 74/100

langchain-ai/deepagents#6450 · Opened Sep 20, 2026
[optimization:agents-md-curator] AGENTS.md: compress duplicated Debugging & Logging section and merge redundant autopilot rules Open

optimization optimization:agents-md-curator

Difficulty 2/5 1-3 hours Newbie friendliness 86/100

githubnext/gh-aw-cao#13143 · Opened Sep 20, 2026
[BUG] schema-compat/zodToJsonSchema: nullable zod v4 enum/literal widens to type:[X,"null"] but keeps enum/const, so exported schema rejects null Open

status: needs triage

Difficulty 2/5 1-3 hours Newbie friendliness 88/100

mastra-ai/mastra#24516 · 2 comments · Opened Sep 20, 2026
Kubernetes request flow diagram 404s on both copies of the tutorial Open

Difficulty 2/5 1-3 hours Newbie friendliness 88/100

layer5io/docs#1263 · Opened Sep 20, 2026

More JavaScript issues