Hi,
Please enable the 'Importer' usergroup for ne.wikibooks? The user group should add and removed by administrator . Here's the discussion: https://ne.wikibooks.org/wiki/%E0%A4%B5%E0%A4%BF%E0%A4%95%E0%A4%BF%E0%A4%AA%E0%A5%81%E0%A4%B8%E0%A5%8D%E0%A4%A4%E0%A4%95:%E0%A4%9A%E0%A5%8C%E0%A4%A4%E0%A4%BE%E0%A4%B0%E0%A5%80#Proposal_for_Importer_User_Group_on_Nepali_Wikibooks
Thanks,
Biplab Anand
(User:बिप्लब आनन्द)