I am having this message when running my new website:

Uncaught TypeError: resp.indexOf is not a function

https://www.odoo.com/ar/thanks/trial?re=https%3A%2F%2Feu47a.odoo.com%2Fsaas_worker%2Ftrial_do%3Fstudio_module%3D%26username%3DKayan%2BSuliman%26country_code%3DSY%26module%3Dwebsite%26client_id%3D5ee3378e-53f6-44c2-86b3-53ddc9c472f1%26dbname%3Dtartousterminal%26lang%3Den_US%26confirm_token%3Df5c50a7d-9cb8-40fa-97e7-64cdd754a3fb%26sync_after_creation%3DFalse%26company_name%3Dtartousterminal%26template%3D%26email%3Dkayan.suliman%2540gmail.com%26dep_modules%3Dmail&app=website&dbname=tartousterminal:171
Traceback:
TypeError: resp.indexOf is not a function
    at https://www.odoo.com/ar/thanks/trial?re=https%3A%2F%2Feu47a.odoo.com%2Fsaas_worker%2Ftrial_do%3Fstudio_module%3D%26username%3DKayan%2BSuliman%26country_code%3DSY%26module%3Dwebsite%26client_id%3D5ee3378e-53f6-44c2-86b3-53ddc9c472f1%26dbname%3Dtartousterminal%26lang%3Den_US%26confirm_token%3Df5c50a7d-9cb8-40fa-97e7-64cdd754a3fb%26sync_after_creation%3DFalse%26company_name%3Dtartousterminal%26template%3D%26email%3Dkayan.suliman%2540gmail.com%26dep_modules%3Dmail&app=website&dbname=tartousterminal:171:74