NVP-vProxy : vmconfig échoue avec l’erreur « error while loading shared libraries : libstd.so : cannot open shared object file : No such file or directory"

nvp:/opt/emc/vproxy/bin # ./vmconfig
VM Config
  -boost-log-level string
        DD Boost log level: { none, error, warn, info, debug, trace, all } (default "error")
  -c string
        Command { "enable-cbt" | "disable-cbt" | "info" | "disable-migration" | "enable-migration" | "cleanup-vddk" | "lock-vm" | "unlock-vm" | "reset-backup"}
  -f    Force command to take effect, ignoring current state
  -k string
        Lookup key associated with lookup mode.  Note: for lookup by path use [<datacenter-folder>/]<datacenter-name>/vm/[<vapp-name>]/<vm-name>.
  -l string
        Lookup mode: { "dns" | "ip" | "moref" | "path" }
  -p string
        User password
  -u string
        User name
  -v string
        vCenter host name
  -vddk-hotadd-threshold int
        Threshold for logging warnings indicating too many concurrent VDDK hotadd sessions. (default 24)

nvp:/opt/emc/vproxy/bin # ./vmconfig -c info -k "vm-30" -l moref -p vmware -u administrator@vsphere.local -v vcenter.lab.emc.com
VM Config
vCenter: "vcenter.lab.emc.com", User: "administrator@vsphere.local", Password: "vmware", Lookup Mode: "moref", Lookup Key: "vm-30", Command: "info"
Logging into vCenter 'vcenter.lab.emc.com'
Logged into vCenter 'vcenter.lab.emc.com'.
Initialing Program structure for standalone program.
Connected to session on vCenter 'vcenter.lab.emc.com' Version '5.5.0 build-6516310, API:5.5', Uuid:AE448CD0-749F-4BDA-9F35-3CC3D5329805.
Searching for virtual machine with MORef "vm-30" ...
Querying vCenter for definition of virtual machine with MORef of "vm-30" ...
Found virtual machine "vmrhel7" with MORef "vm-30".
vm-30: Name: "vmrhel7".
vm-30: CBT Enabled: true.
vm-30: Migration Enabled: true.
vm-30: Backup Locked: false.
Disconnected from session on vCenter 'vcenter.lab.emc.com'.
Logging out from vCenter 'vcenter.lab.emc.com'
Logged out from vCenter 'vcenter.lab.emc.com'.