Please confirm the following situation firstly：
1. If the transaction information is correct and complete
2. If there is enough balance(sending amount+transaction fee≤balance)
3.If taking other tokens as the transaction fee, if yes, please check if there is enough transaction fee.
4. Please check Cobo official announcement, if it is not supported to withdraw, please stay tune with us about the latest deposit and withdraw announcement.
If the above couldn't solve your issues, please contact customer service in App and describe your issues(Including token name, transaction screenshot, Transaction ID etc), we will follow it when we receive your ticket.