The job was automatically canceled because it exceeded the job's maximum configured run time

Hi, 

The issue is i have run one backup job its ran and backedup almost 45% data but after that the backup job has been cancelled automatically.The following error has been encountered.

 Job ended: Thursday, February 20, 2014 at 12:04:57 PM

Completed status: Canceled, timed out
The job was automatically canceled because it exceeded the job's maximum configured run time.

Please find the following attached screenshot for reference.

Please help me with this this

Thanks