加一个判断

src/views/vehicle/bookRecord/index.vue

@@ -193,7 +193,9 @@
           <el-button  size="small" type="success" v-if="scope.row.status==3" @click="illegalInquiry(scope.row)">违章记录</el-button>
           <el-button v-if="bookRecord_btn_prove&&scope.row.status==1" size="small" type="success" @click="handleProve(scope.row)">通过</el-button>
           <el-button v-if="bookRecord_btn_reject&&scope.row.status==1" size="small" type="danger" @click="handleReject(scope.row)">驳回</el-button>
-          <el-button v-if="bookRecord_btn_lift&&scope.row.liftStatus==1" size="small" type="success" @click="handleLift(scope.row)">出车</el-button>
+          <template v-if="scope.row.vehicleDepartureLogVo==undefined">
+            <el-button v-if="bookRecord_btn_lift&&scope.row.liftStatus==1" size="small" type="success" @click="handleLift(scope.row)">出车</el-button>
+          </template>
           <template v-if="scope.row.vehicleDepartureLogVo!=undefined">
             <el-button v-if="bookRecord_btn_ret&&scope.row.vehicleDepartureLogVo.state==0&&scope.row.retStatus==1" size="small" type="success" @click="handleRet(scope.row)">收车</el-button>
           </template>
@@ -321,7 +323,7 @@
         <el-row>
           <el-col :span="24">
             <el-form-item label="提车公里数">
-              <span v-if="detailItem.vehicleDepartureLogVo.mileageStart">{{detailItem.vehicleDepartureLogVo.mileageStart}}KM</span>
+              <span v-if="detailItem.vehicleDepartureLogVo">{{detailItem.vehicleDepartureLogVo.mileageStart}}KM</span>
             </el-form-item>
           </el-col>
         </el-row>
@@ -353,7 +355,7 @@
         <el-row>
           <el-col :span="24">
             <el-form-item label="还车公里数">
-              <span v-if="detailItem.vehicleDepartureLogVo.mileageEnd">{{detailItem.vehicleDepartureLogVo.mileageEnd}}KM</span>
+              <span v-if="detailItem.vehicleDepartureLogVo">{{detailItem.vehicleDepartureLogVo.mileageEnd}}KM</span>
             </el-form-item>
           </el-col>
         </el-row>