chatEditor.action.undoHunk firing 2 exceptions

[Tyriar]

When reproducing #284845 for the report I see these exceptions being thrown.

2025-12-23 03:06:54.925 [error] [Window] Cannot read properties of undefined (reading 'getModelColumnOfViewPosition'): TypeError: Cannot read properties of undefined (reading 'getModelColumnOfViewPosition')
    at Ois.convertViewPositionToModelPosition (vscode-file://vscode-app/c:/Users/Daniel/AppData/Local/Programs/Microsoft%20VS%20Code%20Insiders/7f08f95ad5/resources/app/out/vs/workbench/workbench.desktop.main.js:290:48973)
    at Vis.convertViewPositionToModelPosition (vscode-file://vscode-app/c:/Users/Daniel/AppData/Local/Programs/Microsoft%20VS%20Code%20Insiders/7f08f95ad5/resources/app/out/vs/workbench/workbench.desktop.main.js:290:52623)
    at A5i.onCursorStateChanged (vscode-file://vscode-app/c:/Users/Daniel/AppData/Local/Programs/Microsoft%20VS%20Code%20Insiders/7f08f95ad5/resources/app/out/vs/workbench/workbench.desktop.main.js:78:69122)
    at A5i.handleEvents (vscode-file://vscode-app/c:/Users/Daniel/AppData/Local/Programs/Microsoft%20VS%20Code%20Insiders/7f08f95ad5/resources/app/out/vs/workbench/workbench.desktop.main.js:73:1194)
    at ais.u (vscode-file://vscode-app/c:/Users/Daniel/AppData/Local/Programs/Microsoft%20VS%20Code%20Insiders/7f08f95ad5/resources/app/out/vs/workbench/workbench.desktop.main.js:289:32772)
    at ais.t (vscode-file://vscode-app/c:/Users/Daniel/AppData/Local/Programs/Microsoft%20VS%20Code%20Insiders/7f08f95ad5/resources/app/out/vs/workbench/workbench.desktop.main.js:289:32661)
    at ais.s (vscode-file://vscode-app/c:/Users/Daniel/AppData/Local/Programs/Microsoft%20VS%20Code%20Insiders/7f08f95ad5/resources/app/out/vs/workbench/workbench.desktop.main.js:289:32634)
    at ais.endEmitViewEvents (vscode-file://vscode-app/c:/Users/Daniel/AppData/Local/Programs/Microsoft%20VS%20Code%20Insiders/7f08f95ad5/resources/app/out/vs/workbench/workbench.desktop.main.js:289:32457)
    at vscode-file://vscode-app/c:/Users/Daniel/AppData/Local/Programs/Microsoft%20VS%20Code%20Insiders/7f08f95ad5/resources/app/out/vs/workbench/workbench.desktop.main.js:290:62191
    at Ace.value (vscode-file://vscode-app/c:/Users/Daniel/AppData/Local/Programs/Microsoft%20VS%20Code%20Insiders/7f08f95ad5/resources/app/out/vs/workbench/workbench.desktop.main.js:279:29636)
2025-12-23 03:06:54.932 [error] [Window] Cannot read properties of undefined (reading 'getViewLineMinColumn'): TypeError: Cannot read properties of undefined (reading 'getViewLineMinColumn')
    at Ois.getViewLineMinColumn (vscode-file://vscode-app/c:/Users/Daniel/AppData/Local/Programs/Microsoft%20VS%20Code%20Insiders/7f08f95ad5/resources/app/out/vs/workbench/workbench.desktop.main.js:290:47541)
    at qis.getLineMinColumn (vscode-file://vscode-app/c:/Users/Daniel/AppData/Local/Programs/Microsoft%20VS%20Code%20Insiders/7f08f95ad5/resources/app/out/vs/workbench/workbench.desktop.main.js:290:68232)
    at dBi.update (vscode-file://vscode-app/c:/Users/Daniel/AppData/Local/Programs/Microsoft%20VS%20Code%20Insiders/7f08f95ad5/resources/app/out/vs/workbench/workbench.desktop.main.js:291:4508)
    at qis.setViewport (vscode-file://vscode-app/c:/Users/Daniel/AppData/Local/Programs/Microsoft%20VS%20Code%20Insiders/7f08f95ad5/resources/app/out/vs/workbench/workbench.desktop.main.js:290:67849)
    at Object.renderText (vscode-file://vscode-app/c:/Users/Daniel/AppData/Local/Programs/Microsoft%20VS%20Code%20Insiders/7f08f95ad5/resources/app/out/vs/workbench/workbench.desktop.main.js:249:15429)
    at Object.renderText (vscode-file://vscode-app/c:/Users/Daniel/AppData/Local/Programs/Microsoft%20VS%20Code%20Insiders/7f08f95ad5/resources/app/out/vs/workbench/workbench.desktop.main.js:249:14654)
    at vscode-file://vscode-app/c:/Users/Daniel/AppData/Local/Programs/Microsoft%20VS%20Code%20Insiders/7f08f95ad5/resources/app/out/vs/workbench/workbench.desktop.main.js:249:18881
    at DN (vscode-file://vscode-app/c:/Users/Daniel/AppData/Local/Programs/Microsoft%20VS%20Code%20Insiders/7f08f95ad5/resources/app/out/vs/workbench/workbench.desktop.main.js:249:18301)
    at W5i.g (vscode-file://vscode-app/c:/Users/Daniel/AppData/Local/Programs/Microsoft%20VS%20Code%20Insiders/7f08f95ad5/resources/app/out/vs/workbench/workbench.desktop.main.js:249:18872)
    at j2e.t [as g] (vscode-file://vscode-app/c:/Users/Daniel/AppData/Local/Programs/Microsoft%20VS%20Code%20Insiders/7f08f95ad5/resources/app/out/vs/workbench/workbench.desktop.main.js:249:18694)

[jrieken]

Cannot reproduce with those steps