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Unhandled Error: Not connected rejection when AppRenderer sends host-context-change to a torn-down sandbox

Status: Open.

#208 In MCP-UI-Org/mcp-ui;

· KlaasHulder opened on Jul 7, 2026

bad laboratory

Status: Open.

#200 In MCP-UI-Org/mcp-ui;

· jepbu4gamfuz-arch opened on May 8, 2026

Kali Linux

Status: Open.

#199 In MCP-UI-Org/mcp-ui;

· jepbu4gamfuz-arch opened on May 8, 2026

Idea: Add "state inspector" panel to example for clearer round-trip state visibility

Status: Open.

#197 In MCP-UI-Org/mcp-ui;

· blaster151 opened on Apr 18, 2026

AppRenderer setHostContext effect runs before AppFrame has connected the bridge — Not connected on first mount

Status: Open.

#195 In MCP-UI-Org/mcp-ui;

· halfwitgaslit opened on Apr 16, 2026

AppRenderer sometimes never renders: setup() aborts mid-flight when inline sandbox.url reference changes during iframe load

Status: Open.

#193 In MCP-UI-Org/mcp-ui;

· hihiiamjosh opened on Apr 16, 2026

support Client SDK for Vue

Status: Open.

#192 In MCP-UI-Org/mcp-ui;

· 5enxia opened on Apr 13, 2026

AppFrame sandbox timeout not cleared on effect cleanup — unhandled rejection in React Strict Mode

Status: Open.

#189 In MCP-UI-Org/mcp-ui;

· matsjfunke opened on Apr 7, 2026

feat: Add C# / .NET Server SDK

Status: Open.

#188 In MCP-UI-Org/mcp-ui;

· tlewers01 opened on Apr 6, 2026

sandbox.permissions prop is not respected - hardcoded in setupSandboxProxyIframe

Status: Open.

#184 In MCP-UI-Org/mcp-ui;

· kvtemadden opened on Feb 20, 2026

client SDK: sendSandboxResourceReady missing permissions parameter

Status: Open.

#180 In MCP-UI-Org/mcp-ui;

· aharvard opened on Feb 10, 2026

Multiple message listeners accumulate causing duplicate event handling

Status: Open.

#177 In MCP-UI-Org/mcp-ui;

· aharvard opened on Feb 6, 2026