include without parameters gives error

Error: Could not retrieve catalog from remote server: Error 500 on SERVER: Server Error: Evaluation Error: Error while evaluating a Resource Statement, Evaluation Error: Operator '[]' is not applicable to an Undef Value. (file: /etc/puppetlabs/code/environments/production/modules/apt/manifests/setting.pp, line: 39, column: 12) (file: /etc/puppetlabs/code/environments/production/modules/apt/manifests/pin.pp, line: 90) on node