java.lang.NullPointerException: getAuthor(...) must not be null
    at io.github.mojira.arisa.infrastructure.jira.MappersKt.toDomain(Mappers.kt:222)
    at io.github.mojira.arisa.infrastructure.jira.MappersKt.mapComments(Mappers.kt:330)
    at io.github.mojira.arisa.infrastructure.jira.MappersKt.toDomain(Mappers.kt:113)
    at io.github.mojira.arisa.ExecutorKt.getSearchResultsFromJira(Executor.kt:134)
    at io.github.mojira.arisa.ExecutorKt.access$getSearchResultsFromJira(Executor.kt:1)
    at io.github.mojira.arisa.Executor$1.invoke(Executor.kt:17)
    at io.github.mojira.arisa.Executor$1.invoke(Executor.kt:17)
    at arrow.syntax.function.PartialsKt$partially1$5.invoke(partials.kt:791)
    at arrow.syntax.function.PartialsKt$partially1$4.invoke(partials.kt:783)
    at io.github.mojira.arisa.Executor.getIssuesForRegistry(Executor.kt:89)
    at io.github.mojira.arisa.Executor.executeRegistry(Executor.kt:63)
    at io.github.mojira.arisa.Executor.execute(Executor.kt:39)
    at io.github.mojira.arisa.ExecutionService.runExecutionCycle(ExecutionService.kt:23)
    at io.github.mojira.arisa.ArisaMainKt.main(ArisaMain.kt:30)
    at io.github.mojira.arisa.ArisaMainKt.main(ArisaMain.kt)