consistency-throw-hosting-relation-missing-constraint¶ Variable Service Template¶ The variability of the following variable service template shall be resolved. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16tosca_definitions_version: tosca_variability_1_0 topology_template: variability: options: required_hosting_constraint: true node_templates: one: type: one requirements: - host: node: two conditions: false two: type: two three: type: three Expected Error¶ The following error is expected to be thrown, when resolving variability. 1Could not solve