Ok managed to get the module to work while debug mode on, applied a github fix, however, still cant update the stock count with the module, still get error
[PrestaShopException]
The length of property Combination->location is currently 128 chars. It must be between 0 and 64 chars.
at line 1004 in file classes/ObjectModel.php
999. } 1000. 1001. $message = $this->validateField($field, $this->$field); 1002. if ($message !== true) { 1003. if ($die) { 1004. throw new PrestaShopException($message); 1005. } 1006. 1007. return $error_return ? $message : false; 1008. } 1009. }