Error accessing TaskServer at http://baba-3:23000

An error occurred accessing the TaskServer at http://baba-3:23000. The error was:

geturl http://baba-3:23000/Tasks/172.16.0.58%2d32000%2dtask152084/VASP_WAVECAR.txt, expected non-negative integer but got "3177231924"

Either the TaskServer is not running, there is a network issue, or this JobServer does not have permission to access it