An exception is raised when you delete a question used within the "Copy choices from" property

[JaneSjs]

Update:
The issue is fixed in the librray. Here is the related issue.

User Issue: T14170 - Issue with copy choices
https://surveyjs.answerdesk.io/internal/ticket/details/T14170

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[Angular]
To reproduce the issue, run this demo and remove question1. This question is used as a choice source for the second question. The following exception appears:

index.js:27 ERROR TypeError: Cannot read properties of null (reading 'text')
    at QuestionCarryForwardComponent_ng_template_0_Template (ɵcmp.js:5:26)
    at executeTemplate (core.mjs:12125:9)
    at refreshView (core.mjs:11988:13)
    at refreshEmbeddedViews (core.mjs:13038:17)
    at refreshView (core.mjs:12012:9)
    at refreshEmbeddedViews (core.mjs:13038:17)
    at refreshView (core.mjs:12012:9)
    at refreshEmbeddedViews (core.mjs:13038:17)
    at refreshView (core.mjs:12012:9)
    at refreshEmbeddedViews (core.mjs:13038:17)
    at refreshView (core.mjs:12012:9)
    at refreshEmbeddedViews (core.mjs:13038:17)
    at refreshView (core.mjs:12012:9)
    at refreshEmbeddedViews (core.mjs:13038:17)
    at refreshView (core.mjs:12012:9)
    at detectChangesInternal (core.mjs:13269:9)
    at ViewRef$1.detectChanges (core.mjs:13766:9)
    at ElementComponent.detectChanges (survey-angular-ui.js:956:33)
    at eval (survey-angular-ui.js:943:16)
    at _ZoneDelegate.invokeTask (zone.js:406:31)
    at Object.onInvokeTask (core.mjs:26367:33)
    at _ZoneDelegate.invokeTask (zone.js:405:60)
    at Zone.runTask (zone.js:178:47)
    at drainMicroTaskQueue (zone.js:585:35)
    at ZoneTask.invokeTask [as invoke] (zone.js:491:21)
    at invokeTask (zone.js:1661:18)
    at globalCallback (zone.js:1692:29)
    at HTMLDivElement.globalZoneAwareCallback (zone.js:1725:16)

[React]
In a React app, the following exception occurs:

Uncaught TypeError: Cannot read properties of undefined (reading 'name')
    at t.render (survey-creator-react.min.js:7:20007)