Your Proxy IP is: 54.167.253.186, 54.167.253.186

Result Failure Error Code 0x800708ca

Windows Server 2012 R2

Group policy not applying to map network drive?

Mapping network Drives GPO error?

Result: Failure (Error Code: 0x800708ca)

Resolution

Edit the Group Policy

User Configuration > Preferences > Windows Settings > Drive Map

Remove the trailing slash '' 

Example

Ensure that the UNC path is  \\Server\Data and NOT \\Server\Data\