IntelliJ: (Coverage): Error during class instrumentation: … java.lang.ArrayIndexOutOfBoundsException

This seems to be the bug that is reported is IDEA-269838.

It is currently marked as resolved / fixed without specifying the version in which it is fixed. I think that means that the fix will be in Intellij IDEA 2021.3 which is due this month (November 2021) according to the JetBrains website.

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