Guys how to solve this error? I urgently need to fix this, it happened after I edited the product page through the control panel, I use opencart 3.0.3.
Fatal error: ‘Unknown “tbSlotStart” function in “__string_template__42caa06ba846d9e77cad64bd9a3e525a2f793cc3a41cd8913fb6b2e81d8389c4″ at line 6.’