Customer Portal cannot be opened.
Attention! The Customer Portal has been confirmed as operational on the latest versions of Google Chrome and Safari. It may not operate normally on Internet Explorer, etc.and other browsers. If there are issues with operation, please use Google Chrome or Safari.
Checking the error code
Please check if examples of typical error codes such as the following apply.
|Error code||Meaning||Handling Method|
|403 Forbidden||Access is prohibited||
There is a possibility that you are accessing a page that you do not
For the customers using it from companies, please confirm that
|404 Not Found|| The file cannot be
|There is a possibility that you are trying to open a page that does not
exist. Please confirm the page’s URL.
| 500 Internal Server
| Internal server
There is a possibility of an issue occurring on the Customer Portal website.If the problem does not resolve even after clearing the cache, etc., please contact Customer Support.
| 503 Service
| The Service is now
There is a possibility that the service is temporarily unusable due to
If the problem does not resolve even after a while, please
In case of unresolved in spite of according to the steps above, go to next steps and check if the page can be opened.
Delete the browser’s temporary files
Clear the Cache and Cookies
If it does not resolve even after deleting the temporary files, please proceed to the next.
Check if other pages open
Other pages open
There is a possibility of an issue occurring on the cloud. Please contact Customer Support.
Other pages do not open
There is a possibility that there is an issue with your internet environment. If the issue does not resolve even after restarting the device, please try another internet connection environment or consult the provider you are using.