Backup jobs fails with the error: "0xe000ff15 - A communication failure has occurred with a system state/shadow copy resource."
Problem
Backup jobs fails with the error: "0xe000ff15 - A communication failure has occurred with a system state/shadow copy resource."
Error Message
0xe000ff15 - A communication failure has occurred with a system state/shadow copy resource.
UMI Code: V-79-57344-65301 : 0xe000ff15 - A communications failure has occurred with a System State resource.
Solution 1
To resolve the issue please follow the steps below :
1. Use a different set of ports for whichever application is using the port(s) in conflict with Backup Exec. For detailed information on port usage with Backup Exec, refer the following article : V-370-59792-00041 - How to configure Backup Exec with Firewalls
2. Change the port range inside Backup Exec:

Solution 2

2. VSS snapshots require a certain amount of system resources in order to perform the backup.
a. The local system volume should have an adequate amount of hard disk space available. For volumes of typical size, at least 1GB of free space should be available.
b. The computer must also have an adequate amount of RAM to run installed applications and roles on the system. See Microsoft requirements for recommended RAM.