Reproduction steps:
1. Open project “LocalizeStringEvent Exception Test.zip”
2. Open “SampleScene”
3. Enter Play Mode
4. Observe Console

Expected result: no errors are thrown
Actual result: NullReferenceException is thrown

Reproducible with: 1.3.2 (2021.3.27f1, 2022.3.2f1), 1.4.3 (2021.3.27f1, 2022.3.2f1, 2023.1.0f1, 2023.2.0a18)

Reproducible on: macOS Ventura 13.2.1 (Intel), Windows 10 (by the reporter)

Note: also reproducible in Standalone Player