Duplicated year in Tanzania KM# 34 [solved]

Another user pointed out to me that this coin...

https://en.numista.com/catalogue/pieces2660.html

...has two lines for 2014.

Users have registered coins in both of the lines, so I think a database operation to merge these two needs to happen. Assuming this is the right place to ask, please can someone who can do this take care of the problem?

Thanks in advance.

Hello.
Done, thank you.

Thank you very much!