How to Remove a XenServer Slave when it No Longer Exists in the Pool

XenCenter shows the red icon of the XenServer Slave that no longer exists in the pool.You want to eliminate that XenServer Slave but you receive the following error message when you issue the command from XenServer Master xe host-forget of that Slave. "This host cannot be forgotten because there...

Unable to power-on a VM that uses a RTX A6000 vGPU

When you configure your VM to use an NVIDIA RTX A6000 card for its vGPU, the VM can fail to power on and XenCenter displays the error: "Internal Error:Can't determine the number of VFs for PCI"...

XenServer 7.1 WLB consultation has failed

WLB Consultation has failed messages seen on XenCenter...

Unable to create an SR from a CIFS share containing DFS Targets

Unable to create an SR from a CIFS share containing DFS Targets. When trying to create the SR XenCenter gives an error: Unable to mount the directory specified in device configuration request The following errors can be seen in the logs: daemon.log Apr 6 10:35:04 dubvdodxa65-5 cifs.upcall: unable...

Unable to Delete Differential Disks from LVM and ext3 Storages with Error Displayed on XenCenter

Unable to delete differential disks from Logical Volume Manager LVM or ext3 storages. The error message is displayed on XenCenter as "Vdidelete: EXCEPTION SR.SROSError, Failed to mark VDI hidden opterr=error 22 or attempt to mark VDI as hidden failed."...