He could be referring to multiple things, but the one I recall was the treasurer resigning, claiming he felt/was removed by the founder for blocking what he saw as misuses of donated funds and breach of the agreed spending guidelines:

https://news.ycombinator.com/item?id=23940824

The original link is dead because the database for the entire Manjaro forums was lost shortly after that, so you'll need to use archive.org if you want to read the original discussion:

https://web.archive.org/web/20200807042341/https://forum.man...