The template is not valid. System.InvalidOperationException: Maximum object size exceeded at GitHub.DistributedTask.ObjectTemplating.TemplateUnraveler.ReaderState.CreateState(ReaderState parent, TemplateToken value, TemplateContext context, Int32 removeBytes) at GitHub.DistributedTask.ObjectTemplating.TemplateUnraveler.BasicExpressionState.Next(TemplateToken value, Int32 removeBytes) at GitHub.DistributedTask.ObjectTemplating.TemplateUnraveler.MappingValueBasicExpression() at GitHub.DistributedTask.ObjectTemplating.TemplateUnraveler.Unravel(Boolean expand) at GitHub.DistributedTask.ObjectTemplating.TemplateEvaluator.Evaluate(DefinitionInfo definition) at GitHub.DistributedTask.ObjectTemplating.TemplateEvaluator.HandleMappingWithWellKnownProperties(DefinitionInfo definition, List`1 mappingDefinitions, MappingToken mapping) at GitHub.DistributedTask.ObjectTemplating.TemplateEvaluator.Evaluate(DefinitionInfo definition) at GitHub.DistributedTask.ObjectTemplating.TemplateEvaluator.HandleMappingWithAllLooseProperties(DefinitionInfo mappingDefinition, DefinitionInfo keyDefinition, DefinitionInfo valueDefinition, MappingToken mapping) at GitHub.DistributedTask.ObjectTemplating.TemplateEvaluator.Evaluate(DefinitionInfo definition) at GitHub.DistributedTask.ObjectTemplating.TemplateEvaluator.Evaluate(TemplateContext context, String type, TemplateToken template, Int32 removeBytes, Nullable`1 fileId, Boolean omitHeader)