Multiple annotations found at this line:
- Attribute "xsi:schemaLocation" must be declared for element type "beans".
- cvc-complex-type.3.2.2: Attribute 'default-dependency-check' is not allowed to appear in element
'beans'.
- Attribute "xmlns:xsi" must be declared for element type "beans".
- Attribute "xmlns" must be declared for element type "beans".
- Attribute "xmlns:context" must be declared for element type "beans".
这种错误就是需要webapp这个标签必须是第一行的，前面有注释文档都不可以，所以将webapp这个标签前面的文档全部删掉就可以了