It looks like a duplicate of old issue https://github.com/localstack/localstack/issues/78
But now it's reproducible for me with the latest version of LocalStack. 
try:
            return DynamoDB_Table_get_cfn_attribute_orig(self, attribute_name)
        except Exception:
            if attribute_name == 'Arn':
                return aws_stack.dynamodb_table_arn(table_name=self.name)
            raise
    DynamoDB_Table_get_cfn_attribute_orig = dynamodb_models.Table.get_cfn_attribute
    dynamodb_models.Table.get_cfn_attribute = DynamoDB_Table_get_cfn_attribute
    
    def DynamoDB2_Table_get_cfn_attribute(self, attribute_name):
        if attribute_name == 'Arn':
            return aws_stack.dynamodb_table_arn(table_name=self.name)
        elif attribute_name == 'StreamArn':
            if (self.stream_specification or {}).get('StreamEnabled'):
                return aws_stack.dynamodb_stream_arn(self.name, 'latest')
            return None
        raise UnformattedGetAttTemplateException()
    dynamodb2_models.Table.get_cfn_attribute = DynamoDB2_Table_get_cfn_attribute
    
    def SQS_Queue_get_cfn_attribute(self, attribute_name):