[grid-a-licious] – php code error

dear wordpress members,

i think a lot of ppl that is using this theme has the same problem, so i hope we can work this problem out so everyone can make use of it..

this is my website: https://www.ohguney.info

im using a theme called grid a licious
but like you can see there are 2 php errors.. im using a older version of wordpress cause the new one doesnt correctly work with this theme..

thanks a lot!