Getting error sync: Failed to start bastion. After bastion: Renewing bastion host certificate

error sync: Failed to start bastion. after bastion: Renewing bastion host certificate.
utils: Failed to exec ‘docker’
exit status 125
ORIGINAL STACK TRACE:
github.com/pritunl/pritunl-zero/utils.ExecOutput
/go/src/github.com/pritunl/pritunl-zero/utils/proc.go:104 +0xc05fc9
github.com/pritunl/pritunl-zero/bastion.(*Bastion).Start
/go/src/github.com/pritunl/pritunl-zero/bastion/bastion.go:168 +0xf74dbe
github.com/pritunl/pritunl-zero/sync.bastionSync
/go/src/github.com/pritunl/pritunl-zero/sync/bastion.go:105 +0xf770c4
github.com/pritunl/pritunl-zero/sync.bastionRunner
/go/src/github.com/pritunl/pritunl-zero/sync/bastion.go:149 +0xf77598
runtime.goexit
/usr/local/go/src/runtime/asm_amd64.s:1571 +0x465aa0

this issue is resolved. it is required to have latest version of docker install on both pritunl Zero and Bastion vm