修bug

pages/admin/Kaoshi/exam.vue

@@ -46,7 +46,7 @@
 		<template v-if="activeSt">
 			<button type="default" size="mini" hover-class="none" class="phone-green-btn ks-btn-prev" @click="handlePrev" v-if="!isFistStId">上一题</button>
 			<button type="default" size="mini" hover-class="none"class="phone-green-btn ks-btn-next" @click="handleNext" v-if="!isLastStId">下一题</button>
-			<button type="default" size="mini" hover-class="none"class="phone-green-btn ks-btn-next" @click="handleBack" v-if="isLastStId">交卷</button>
+			<button type="default" size="mini" hover-class="none"class="phone-green-btn ks-btn-next" @click="handleBack" v-if="isLastStId">退出</button>
 		</template>
 
 		<!-- 答题卡 -->
@@ -247,7 +247,7 @@
 	}
 
 	function handlePopupBack() {
-		popupRef.value.close()
+		popupRef.value && popupRef.value.close()
 	}
 
 	function handlePrev() {

pages/admin/Lianxi/lianxi.vue

@@ -47,7 +47,7 @@
 		<template v-if="activeSt">
 			<button type="default" size="mini" hover-class="none" class="phone-green-btn ks-btn-prev" @click="handlePrev" v-if="!isFistStId">上一题</button>
 			<button type="default" size="mini" hover-class="none"class="phone-green-btn ks-btn-next" @click="handleNext" v-if="!isLastStId">下一题</button>
-					<button type="default" size="mini" hover-class="none"class="phone-green-btn ks-btn-next" @click="handleBack" v-if="isLastStId">交卷</button>
+					<button type="default" size="mini" hover-class="none"class="phone-green-btn ks-btn-next" @click="handleBack" v-if="isLastStId">退出</button>
 		</template>
 
 		<!-- 答题卡 -->
@@ -149,7 +149,7 @@
 	
 	const dlName = computed(() => {
 		if (data.StListForSearch && activeSt.value) {
-			return data.StListForSearch[activeSt.value.onlyNum].paragraphName
+			return data.StListForSearch[activeSt.value.onlyNum-1].paragraphName
 		} else {
 			return ''
 		}
@@ -248,7 +248,7 @@
 	}
 
 	function handlePopupBack() {
-		popupRef.value.close()
+		popupRef.value && popupRef.value.close()
 	}
 
 	function handlePrev() {

pages/client/Kaoshi/exam.vue

@@ -529,7 +529,7 @@
 	}
 
 	function handlePopupBack() {
-		popupRef.value.close()
+		popupRef.value && popupRef.value.close()
 	}
 
 	function handlePrev() {

pages/client/Lianxi/exam.vue

@@ -380,7 +380,7 @@
 	}
 
 	function handlePopupBack() {
-		popupRef.value.close()
+		popupRef.value && popupRef.value.close()
 	}
 
 	function handlePrev() {