Veeam: ‘Failed to open disk for read’
KB ID 0001577 Problem EVERY VMware Job in Veeam Backup and Recovery failed with the following error, (for every Guest VM); Processing SERVER-NAME Error: Failed to open VDDK disk [[DATASTORE-NAME] SERVER-NAME/SERVER-NAME.vmdk] ( is read-only mode – [true] ) Logon attempt with parameters [VC/ESX: [ESXi-SERVER-NAME.DOMAIN-NAME.COM];Port: 443;Login: [administrator@.vsphere.local];VMX Spec: [moref=vm-231];Snapshot mor:...
Arcserve – Backup a ‘Mapped Drive / UNC Path”
KB ID 0001165 Problem It’s been such a long time since I touched any backup software, I setup Arcserve UDP this week for a client to backup their servers to a NAS drive, then they wanted to back that data off to tape for an offsite backup. I installed Arcserve no problem, it looks much the same as it did last time I used it. When I expanded the server-name only the local drives were shown, as I only had a basic licence adding...
Veeam Backup and Recovery Setup Error – ‘The Setup was unable to install new instance of Microsoft SQL Server’
KB ID 0000726 Problem Seen today while installing Veeam 6.5 Backup and Recovery on Windows Server 2008 R2 The setup was unable to install new instance of Microsoft SQL server. Make sure this server meets minimum system requirements, or try installing it manually. Solution 1. Press Windows Key+R > appwiz.cpl {enter} > Uninstall ALL references to SQL Server and Veeam (Warning: Obviously if the server is using SQL, SQL Express or...
Veeam – “Task Failed Error: No connections could be made because the target machine actively refused it”
KB ID 0000758 Problem Seen when running Veeam Backup and Replication. Error Task Failed Error: No connections could be made because the target machine actively refused it Also when trying to connect to VMware VCenter from the Backup and Replication management console; Error Failed to connect to “Host-name” by SOAP, port 443, user “User-Name”, proxy srv: port:0 Unable to connect to the remote server No...
Veeam Backup Error – ‘Unable to release guest. Error: Unfreeze error:’
KB ID 0000763 Problem Yesterday morning, I walked into the office, the boss told me a client’s Exchange was running slowly and they had had a Veeam backup fail. I know this client well enough to know if it was something simple he would have fixed it himself, so while my laptop booted I armed myself with a coffee. By the time I got on remotely, Ben on the help desk had also got online and was giving me the heads up on what the...
Veeam Backup Error: ‘Failed to prepare guest for hot backup’
KB ID 0000799 Problem While backing up a couple of servers (SBS box and a TS/RDP Server) I got this error; Failed to prepare guest for hot backup. Error VSSControl Failed to prepare guest for freeze, wait timeout 900 sec Solution This is common if the target server is a ‘busy’ server (like SBS or SQL). You may need to make a registry change on the Veeam Server. 1. Start > Run >regedit {enter}. 2. Navigate to;...
Veeam – Error ‘Traffic block header is corrupted’
KB ID 0000865 Problem Seen on Veeam Backup and Replication 6.5 Error: Client error: Traffic block header is corrupted, traffic block index ‘14537045829806812737’. Unable to retrieve next block transmission command. Number of already processed blocks: [188511]. Solution I struggled to find any decent info on this error on the internet, so I picked up the phone and called Veeam. First line asked me to apply the latest...
Creating a ‘Seeded’ Veeam Replication Job
KB ID 0000912 Problem If you have a slow connection, and you are trying to replicate servers from one site to another you may struggle to do the initial replication. I’ve had an ongoing problem with a client who was trying to do this, we set it up, and the link was too slow. The client upgraded his internet connections at both sites, still the replication window would have been longer than 24 hours. In the end we chose to...
Backup Exec error: (0xE0008520): Device could not be snapped because it contains an active cache file
KB ID 0000265 Problem You are trying to perform a snapshot using Backup Exec Open File Option and there is already a snapshot file there. Error: V-79-57344-34110 – AOFO: Initialization failure on: “C:”. Advanced Open File Option used: Symantec Volume Snapshot Provider (VSP). Snapshot provider error (0xE0008520): Device could not be snapped because it contains an active cache file. Check the Windows Event Viewer for...
Backup Exec Error – Exchange Backup “The VSS Writer failed 0x800423f3”
KB ID 0000307 Problem Backup Exec Exchange Backup fails with the following error, Final error: 0xe000fed1 – A failure occurred querying the Writer status. Final error category: Resource ErrorsWriter Name: Exchange Server, Writer ID: {76FE1AC4-15F7-4BCD-987E-8E1ACB462FB7}, Last error: The VSS Writer failed, but the operation can be retried (0x800423f3), State: Failed during freeze Solution The Microsoft VSS writer that...