Exec - 0xe00086cc Backup

Blog Title: Deep Dive: Conquering the Backup Exec 0xe00086cc (V-79-57344-39628) Error

While an error message might not seem like a "feature" at first glance, the resolution for this error introduces a helpful feature designed to maintain data integrity during backups.

The Mystery:The server and the remote agent were talking just fine yesterday. Now, they are suddenly acting like strangers. The Backup Exec server tries to reach out to the remote computer, but the connection is rejected. The Investigation:

Re-enter credentials for the System Logon Account and restart services. Locked Account Unlock the BESA account in Active Directory. Permission Denied Ensure the account is a member of the Local Administrators group on the target server. VSS Service Error vssadmin list writers in CMD to check for failed application writers. To help narrow this down, are you seeing this during a backup job or while trying to install a remote agent Solved: Backup exec access is denied - Experts Exchange

The 0xe00086cc error is a common error code that occurs in Backup Exec, typically during the backup or restore process. The error message may vary depending on the specific situation, but it usually indicates a problem with the backup or restore operation. The error code 0xe00086cc is a hexadecimal code that represents a specific error condition.

Possible Causes

1. Credential Mismatch: The Backup Exec Service Account (BESA) or the System Logon Account has incorrect or outdated credentials compared to what the remote resource requires.

   On the affected server (the backup source):

   The takeaway

   Error 0xe00086cc is almost never about a actually missing file. It is a VSS communication failure. Stop searching your drive for "missing file.txt" and start focusing on the integrity of the Volume Shadow Copy service on the target machine.