Plugin could not be activated because it triggered a fatal error.

Hi,

i want to ask, why everytime i want to activate the ultimate member plugin always erorr and there is notice like this:

( Plugin could not be activated because it triggered a fatal error.

Fatal error: Allowed memory size of 385875968 bytes exhausted (tried to allocate 112 bytes) in /home/mediargaevent/public_html/wp-includes/class-wp-hook.php on line 77 )

image: https://prnt.sc/jghsjy

if from all here who experience this also please help. Thank you for your sincere help to help someone like me.