Please give any suggestion to resolve this.

[root@kvm16 ~]# virt-v2v ic esx://10.16.32.12/?no_verify=1 -o rhev -os 10.16.32.16:/vm-images/export_domain --network rhevm "10.16.32.36-db-slcloudcontrol"
virt-v2v: Failed to connect to qemu:///system: libvirt error code: 45, message: authentication failed: Failed to step SASL negotiation: -7 (SASL(-7): invalid parameter supplied: Unexpectedly missing a prompt result)