EndNote无法在Word插入引用文献: There are no references selected in the frontmost EndNote library
在Mac电脑使用EndNote软件，点击“Insert Citation”想插入书目到 Word，却跳出错误消息“There are no references selected in the frontmost EndNote library”，然后在Word上也找不到“Insert Selected Citation”按钮。无论从EndNote端还是Word端，都无法插入引用文献，该如何解决？