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Disposing session as kernel process died ExitCode: 3221225477

bugIssue identified by VS Code Team member as probable bugIssue identified by VS Code Team member as probable bug

info-neededIssue requires more information from posterIssue requires more information from poster

notebook-executionKernels issues (start/restart/switch/execution, install ipykernel)Kernels issues (start/restart/switch/execution, install ipykernel)

Status: Open.

#17259 In microsoft/vscode-jupyter;

· thaovann opened on Jan 12, 2026

Can't run or open ipynb code

bugIssue identified by VS Code Team member as probable bugIssue identified by VS Code Team member as probable bug

info-neededIssue requires more information from posterIssue requires more information from poster

notebook-kernel-picker

Status: Open.

#17257 In microsoft/vscode-jupyter;

· eamasya19 opened on Jan 11, 2026

the kernal is not selected

bugIssue identified by VS Code Team member as probable bugIssue identified by VS Code Team member as probable bug

info-neededIssue requires more information from posterIssue requires more information from poster

notebook-kernel-picker

Status: Open.

#17246 In microsoft/vscode-jupyter;

· SharmAnshu5 opened on Jan 11, 2026

Kernel occasionally hangs in the Pending state on the first cell

bugIssue identified by VS Code Team member as probable bugIssue identified by VS Code Team member as probable bug

info-neededIssue requires more information from posterIssue requires more information from poster

notebook-executionKernels issues (start/restart/switch/execution, install ipykernel)Kernels issues (start/restart/switch/execution, install ipykernel)

Status: Open.

#17234 In microsoft/vscode-jupyter;

· kirilllzaitsev opened on Dec 28, 2025

Kernel hangs while running code block

bugIssue identified by VS Code Team member as probable bugIssue identified by VS Code Team member as probable bug

info-neededIssue requires more information from posterIssue requires more information from poster

notebook-executionKernels issues (start/restart/switch/execution, install ipykernel)Kernels issues (start/restart/switch/execution, install ipykernel)

Status: Open.

#17228 In microsoft/vscode-jupyter;

· fmingsl opened on Dec 26, 2025

<code>concurrent.interpreters</code> subinterpreters stdout wrong

bugIssue identified by VS Code Team member as probable bugIssue identified by VS Code Team member as probable bug

info-neededIssue requires more information from posterIssue requires more information from poster

Status: Open.

#17158 In microsoft/vscode-jupyter;

· NewUserHa opened on Nov 22, 2025

Jupyter figure not showing in a new window

bugIssue identified by VS Code Team member as probable bugIssue identified by VS Code Team member as probable bug

info-neededIssue requires more information from posterIssue requires more information from poster

ipywidgetsRendering, loading, saving, anything to do with IPyWidgetsRendering, loading, saving, anything to do with IPyWidgets

Status: Open.

#17093 In microsoft/vscode-jupyter;

· tsindel-pecz opened on Oct 16, 2025

Sometimes markdown is not correctly rendered

bugIssue identified by VS Code Team member as probable bugIssue identified by VS Code Team member as probable bug

info-neededIssue requires more information from posterIssue requires more information from poster

triage-neededIssue needs to be triagedIssue needs to be triaged

Status: Open.

#16936 In microsoft/vscode-jupyter;

· szmcdull opened on Aug 28, 2025

"Debug cell" not working in Jupyter notebooks

bugIssue identified by VS Code Team member as probable bugIssue identified by VS Code Team member as probable bug

info-neededIssue requires more information from posterIssue requires more information from poster

notebook-debugging

Status: Open.

#16827 In microsoft/vscode-jupyter;

· nickriches opened on Jul 22, 2025

Interactive window debugger break on exceptions is still very broken

bugIssue identified by VS Code Team member as probable bugIssue identified by VS Code Team member as probable bug

info-neededIssue requires more information from posterIssue requires more information from poster

Status: Open.

#16571 In microsoft/vscode-jupyter;

· battaglia01 opened on Apr 24, 2025

Pyhon debugger stops at removed breakpoint

bugIssue identified by VS Code Team member as probable bugIssue identified by VS Code Team member as probable bug

info-neededIssue requires more information from posterIssue requires more information from poster

notebook-debugging

Status: Open.

#16406 In microsoft/vscode-jupyter;

· paul-rogers opened on Jan 28, 2025

"Plots" package in Julia with Jupyter notebook does not work

bugIssue identified by VS Code Team member as probable bugIssue identified by VS Code Team member as probable bug

info-neededIssue requires more information from posterIssue requires more information from poster

notebook-executionKernels issues (start/restart/switch/execution, install ipykernel)Kernels issues (start/restart/switch/execution, install ipykernel)

notebook-output

Status: Open.

#16502 In microsoft/vscode-jupyter;

· perebalazs opened on Jan 4, 2025