为什么我的会报错呢？

# eclipse 在根节点位置报错，不知道啥原因。

# 

<?xml version="1.0" encoding="UTF-8"?>
<teaching-plan xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"  xsi:noNamespaceSchemaLocation="plan.xsd">
	<course>
		<course-name>大学英语</course-name>
		<class-hour>36</class-hour>
		<exam-form>考试</exam-form>
	</course>
	<course>			
		<course-name>高等数学</course-name>
		<class-hour>70</class-hour>
		<exam-form>考试</exam-form>
	</course>
	<course>			
		<course-name>计算机应用基础</course-name>
		<class-hour>108</class-hour>
		<exam-form>上机考试</exam-form>
	</course>	
</teaching-plan>

​<?xml version="1.0" encoding="UTF-8"?>
<schema xmlns="http://www.w3.org/2001/XMLSchema" targetNamespace="http://www.example.org/plan" xmlns:tns="http://www.example.org/plan" elementFormDefault="qualified">
<element name="teaching-plan">
	<complexType>
		<sequence>
			<element name="course" minOccurs="1"  maxOccurs="100">
				<complexType>
					<sequence>
						<element name="course-name"  type="string"></element>
						<element name="class-hour "  type="integer"></element>
						<element name="exam-form"  type="string"></element>
					</sequence>
				</complexType>
			</element>
		</sequence>
	</complexType>
</element>
</schema>