/usr/bin/packer: not found

[devopsdymyr]

Tried with same steps but spinnaker installation as some error

/var/lib/dpkg/info/spinnaker-rosco.postinst: 27: /var/lib/dpkg/info/spinnaker-rosco.postinst: /usr/bin/packer: not found
--2019-05-24 07:34:42-- https://releases.hashicorp.com/packer/1.3.1/packer_1.3.1_linux_amd64.zip
Resolving releases.hashicorp.com (releases.hashicorp.com)... 2a04:4e42:25::439
Connecting to releases.hashicorp.com (releases.hashicorp.com)|2a04:4e42:25::439|:443... failed: Network is unreachable.
dpkg: error processing package spinnaker-rosco (--configure):
subprocess installed post-installation script returned error exit status 4
W: --force-yes is deprecated, use one of the options starting with --allow instead.
E: Sub-process /usr/bin/dpkg returned an error code (1)
! ERROR Error encountered running script. See above output for more