Ensure your Nokia C1-01 is set to the current date. If the date is set to 2010, the modern security certificates in the app will fail.
Occurs when the phone's internal clock is wrong or the security certificates are expired.
Look for a or Cloud-fixed version. These versions are modified to use newer server IPs because the original UC servers for Java phones have been decommissioned in many regions. Transfer the file via MicroSD card or Bluetooth .