My catalog is missing

[defaultmxv7attmuqko]

Hi, firstly i am rubbish on my macbook. i only use it for photos. since upgrading LR my catalog is not working and i dont know how to fix on mac, i try to follow the instruction but i dont know my way around mac, any help would be grateful. thank you

[Peru Bob]

I've moved this from the Using the Community forum (which is the forum for issues using the forums) to the ALR forum so that proper help can be offered.

[selondon]

Can you provide some more information like what version of Lightroom (assume Classic) and what Mac OS you are using?