In order for us to provide better support, we need to see the log generated by Citra. This guide will walk you through how you can obtain the log file: How to Upload the Log File.
Config block 0x30001 with flags 2 and size 8 was not found
Go to the FAQ page: https://citra-emu.org/wiki/faq/ then scroll down to where it says about
config block (search on the page if you need to) and try the solution there.