SOS!! URGENT HELP PLEASE!!!!!

I accidentally put a wrong code in the function.php, then when I reload my site, it shows:
Fatal error: Call to undefined function thumbnail_size() in /home/ericnwfx/public_html/wp-content/themes/shapely/functions.php on line 92

the wrong code I put was “set_post-thumbnail_size( 150, 150, true );”

ANYBODY PLEASE HELP !!! :((((((

Thanks in advance!!!

i already fixed it :slight_smile:

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