In Next js i am getting, hydration error..

1. Unhandled Runtime Error
   Error: Hydration failed because the initial UI does not match what was rendered on the server.

2. Unhandled Runtime Error
   *Error: Hydration failed because the initial UI does not match what was rendered on the server. *

3. Unhandled Runtime Error
   Error: There was an error while hydrating. Because the error happened outside of a Suspense
   boundary, the entire root will switch to client rendering.

#guide me and comment solution to resolve this error...