调整

public/react/src/modules/courses/boards/BoardsNew.js

@@ -301,7 +301,7 @@ class BoardsNew extends Component{
           `}</style>
           <div className="edu-class-container edu-position courseForm">
             <CBreadcrumb items={[
-              { to: current_user.first_category_url, name: this.props.coursedata ? this.props.coursedata.name : ''},
+              { to: current_user&&current_user.first_category_url, name: this.props.coursedata ? this.props.coursedata.name : ''},
               { to: `/courses/${courseId}/boards/${boardId}`, name: this.state.board_name },
               { name: this.isEdit ? '帖子编辑' : '帖子新建'}
             ]}></CBreadcrumb>

public/react/src/modules/courses/boards/TopicDetail.js

@@ -546,7 +546,7 @@ class TopicDetail extends Component {
             }
           `}</style>
           <CBreadcrumb className={'independent'} items={[
-            { to: current_user.first_category_url, name: this.props.coursedata.name},
+            { to: current_user&&current_user.first_category_url, name: this.props.coursedata.name},
             { to: `/courses/${courseId}/boards/${boardId}`, name: memo.board_name },
             { name: '帖子详情'}
           ]}></CBreadcrumb>

public/react/src/modules/courses/busyWork/CommonWorkDetailIndex.js

@@ -223,7 +223,7 @@ class CommonWorkDetailIndex extends Component{
                 }
               `}</style>
               {current_user && <CBreadcrumb items={[
-                { to: current_user.first_category_url , name: course_name},
+                { to: current_user&&current_user.first_category_url , name: course_name},
                 { to: `/courses/${courseId}/${moduleEngName}/${category_id}`, name: category_name },
                 window.location.pathname.indexOf('appraise') == -1 ? { } : { to: `/courses/${courseId}/${moduleEngName}/${workId}/list`, name: '作业详情' },
                 // 1.	与上一条联动，当匿评他人作品时，TA人作品的作者真实姓名切换为“匿名”

public/react/src/modules/courses/exercise/ExerciseNew.js

@@ -408,7 +408,7 @@ class ExerciceNew extends Component{
           `}</style>
           <div className="edu-class-container edu-position courseForm">
             { current_user && <CBreadcrumb items={[
-              { to: current_user.first_category_url, name: this.props.coursedata ? this.props.coursedata.name : ''},
+              { to: current_user&&current_user.first_category_url, name: this.props.coursedata ? this.props.coursedata.name : ''},
               { to: `/courses/${courseId}/exercises/${left_banner_id}`, name: '试卷列表' },
               { name: this.isEdit ? '编辑试卷' : '新建试卷'}
             ]}></CBreadcrumb> }

public/react/src/modules/courses/graduation/topics/GraduateTopicDetail.js

@@ -105,7 +105,7 @@ class GraduateTopicDetail extends Component{
       <div className="newMain">
         <div className="educontent mt10 mb50">
           <p className="clearfix mb15 lineh-20">
-            <WordsBtn style="grey" className="fl" to={current_user.first_category_url}>{tableData && tableData.course_name}</WordsBtn>
+            <WordsBtn style="grey" className="fl" to={current_user&&current_user.first_category_url}>{tableData && tableData.course_name}</WordsBtn>
             <span className="color-grey-9 fl ml3 mr3">&gt;</span>
             <WordsBtn style="grey" className="fl" to={`/courses/${tableData.course_id}/graduation_topics/${tableData.graduation_id}`}>{tableData.graduation_name}</WordsBtn>
             <span className="color-grey-9 fl ml3 mr3">&gt;</span>

public/react/src/modules/courses/graduation/topics/GraduateTopicNew.js

@@ -323,7 +323,7 @@ class GraduateTopicNew extends Component{
           `}</style>
           <div className="edu-class-container edu-position courseForm">
             <p className="clearfix mb20 mt10">
-              <WordsBtn style="grey" className="fl" to={current_user.first_category_url}>{course_name}</WordsBtn>
+              <WordsBtn style="grey" className="fl" to={current_user&&current_user.first_category_url}>{course_name}</WordsBtn>
               <span className="color-grey-9 fl ml3 mr3">&gt;</span>
               <WordsBtn style="grey" className="fl" to={`/courses/${coursesId}/graduation_topics/${left_banner_id}`}>{left_banner_name}</WordsBtn>
               <span className="color-grey-9 fl ml3 mr3">&gt;</span>