Fatal error: Uncaught Error: Interface "Mike42\Escpos\PrintBuffers\PrintBuffer" not found in /home/hester/public_html/grocy/vendor/mike42/escpos-php/src/Mike42/Escpos/Experimental/Unifont/UnifontPrintBuffer.php:8 Stack trace: #0 {main} thrown in /home/hester/public_html/grocy/vendor/mike42/escpos-php/src/Mike42/Escpos/Experimental/Unifont/UnifontPrintBuffer.php on line 8