[Backport version-20.0] Log exceptions happening in plot_widget

[scout-team-app]

Description

Backport of #12915 to version-20.0.

[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 90.68%. Comparing base (b7fdde5) to head (a9ced85).
✅ All tests successful. No failed tests found.

Additional details and impacted files

@@               Coverage Diff                @@
##           version-20.0   #12917      +/-   ##
================================================
- Coverage         90.70%   90.68%   -0.02%     
================================================
  Files               436      436              
  Lines             30314    30315       +1     
================================================
- Hits              27496    27491       -5     
- Misses             2818     2824       +6     

Flag	Coverage Δ
cli-tests	37.05% <0.00%> (-0.01%)	⬇️
gui-tests	68.36% <0.00%> (-0.01%)	⬇️
performance-and-unit-tests	77.13% <100.00%> (-0.02%)	⬇️
test	37.39% <0.00%> (-0.01%)	⬇️

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[codspeed-hq]

Merging this PR will not alter performance

✅ 23 untouched benchmarks

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_{Comparing backport-12915-to-version-20.0 (a9ced85) with version-20.0 (b7fdde5)}