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Ruby on rails “卡门轨道未定义方法”-&引用;_Ruby On Rails_Carmen - Fatal编程技术网

Ruby on rails “卡门轨道未定义方法”-&引用;

Ruby on rails “卡门轨道未定义方法”-&引用;,ruby-on-rails,carmen,Ruby On Rails,Carmen,使用carmen rails在我的账单地址表单中生成国家选择元素 country_select(:card, :country, {priority: ['United States', 'Canada']}, id: 'country') 上述用法会导致以下错误: NoMethodError: undefined method `-' for {:priority=>["United States", "Canada"]}:Hash 我已尝试忽略优先级选项,但问题仍然存在。问题是

使用carmen rails在我的账单地址表单中生成国家选择元素

 country_select(:card, :country, {priority: ['United States', 'Canada']}, id: 'country')
上述用法会导致以下错误:

 NoMethodError: undefined method `-' for {:priority=>["United States", "Canada"]}:Hash

我已尝试忽略优先级选项,但问题仍然存在。

问题是由于安装了其他gem

我已经安装了country select gem版本1.1.1

为了解决这个问题,我只需移除宝石

gem uninstall country-select