Fingerprints sensor not working

[DasN]

When I click ''fingerprint'' in the setting option it's appear like the below mention screenshot, and also my fingerprint sensor is not working.I have tried many times to fixed the problem but it wasn't solving. So, Please suggest what to do!! 

[cs_member8]

Dear Samsung Member,

Greetings from Samsung Customer Support!

We acknowledge your query and apologize for the same. Please perform the below mentioned steps to resolve the issue:

* Check after rebooting your device. 

For further assistance, register your concern in Samsung Members Application (Open Samsung Members Application > Get help > Send Feedback > Error report/Ask questions).

Thank you for writing to Samsung.

Warm Regards,
Samsung Customer Support