When i want to update PHP to 8.1 + on my website, theme will start showing this error:
Warning: Array to string conversion in /data/f/0/f0b59dd6-b333-4682-b55d-9f2c3842aa6a/skodca.sk/web/wp-content/themes/avanam/inc/class-base-css.php on line 1055 "