Exec //free\\ | 0xe00086cc Backup

: Firewall rules or disabled services (like WMI) are preventing the initial handshake. Step-by-Step Troubleshooting Guide 1. Establish a Manual Trust Relationship

According to TechTarget, this error is “almost always related to the Backup Exec System Logon Account.” The Backup Exec System Logon Account (SLA) is created when Backup Exec is installed, and its credentials originally match those used for the Backup Exec Services. When this account’s password changes on the remote system—due to domain password policies, manual updates, or expiration—Backup Exec loses its ability to authenticate and connect, triggering error 0xe00086cc.

At its core, error 0xe00086cc translates to a storage communication failure, often accompanied by the description: "The device is not ready" or "The request could not be performed because of an I/O device error." This indicates that while Backup Exec successfully initiated a job, it lost reliable contact with the target destination—typically a tape drive, a disk-based storage folder, or a deduplication disk. In technical terms, the software’s SCSI (Small Computer System Interface) or network commands are being rejected by the physical or virtual storage layer. This is not a corruption of the data itself, but rather a disruption of the conduit through which that data must flow. 0xe00086cc backup exec

: The job attempts to process individual mail items or database components without the proper Exchange Web Services (EWS) roles or impersonation rights assigned.

While less common, the error can also relate to credentials for specific protected resources such as SQL databases, Exchange servers, or Oracle instances. Backup Exec requires valid logon accounts with appropriate permissions to access these applications. In Oracle environments, for example, the Oracle server name and username must be added to the Backup Exec server’s list of authentication credentials. : Firewall rules or disabled services (like WMI)

What and Backup Exec version are you currently running?

To help narrow down the exact cause of your backup failure, please share a few more details: When this account’s password changes on the remote

Ensure the service is running and set to Automatic on the target machine.

: Security software on the target machine blocks the raw network communication ports or flags the Remote Agent process as an intrusion attempt. Step-by-Step Fixes for Error 0xe00086cc