It does not seem to happen in the initial installation. It is difficult to think that it is a bug of the new version. This is a solution as an existing bug. If you have added extra plugins, you may find out the cause by searching (grep) with "filter_answer" under qa-plugin folder.
Welcome to the Q&A site for Question2Answer.
If you have a question about Q2A, please ask here, in English.
To report a bug, please create a new issue on Github or ask a question here with the bug tag.
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