Stuck loading after upgrade

Hello together,

I upgraded mongo to 3.6 and elasticsearch to 6.8.
After that I upgraded graylog server from 2.5 to 3.3. graylog-server is starting but it stuck on loading
with that error logs:

    2020-09-29T23:11:47.320+02:00 ERROR [ConfigurationManagementPeriodical] Error while running migration <V20200409083200_RemoveRootQueriesFromMigratedDashboards{2020-04-09T08:32:00Z}>
com.mongodb.MongoWriteException: The featureCompatibilityVersion must be 3.6 to use arrayFilters. See http://dochub.mongodb.org/core/3.6-feature-compatibility.
        at com.mongodb.client.internal.MongoCollectionImpl.executeSingleWriteRequest(MongoCollectionImpl.java:1060) ~[graylog.jar:?]
        at com.mongodb.client.internal.MongoCollectionImpl.executeUpdate(MongoCollectionImpl.java:1037) ~[graylog.jar:?]
        at com.mongodb.client.internal.MongoCollectionImpl.updateMany(MongoCollectionImpl.java:668) ~[graylog.jar:?]
        at org.graylog.plugins.views.migrations.V20200409083200_RemoveRootQueriesFromMigratedDashboards.upgrade(V20200409083200_RemoveRootQueriesFromMigratedDashboards.java:96) ~[graylog.jar:?]
        at org.graylog2.periodical.ConfigurationManagementPeriodical.doRun(ConfigurationManagementPeriodical.java:43) [graylog.jar:?]
        at org.graylog2.plugin.periodical.Periodical.run(Periodical.java:77) [graylog.jar:?]
        at java.lang.Thread.run(Thread.java:748) [?:1.8.0_265]

How cat I fix this?

Thanks and with best regards
Sebastian

I think you have the clue right here : " The featureCompatibilityVersion must be 3.6 to use arrayFilters"

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