diff --git a/components/kk-printer/index.vue b/components/kk-printer/index.vue
index 2d357d0..a6b3cf8 100644
--- a/components/kk-printer/index.vue
+++ b/components/kk-printer/index.vue
@@ -6,14 +6,6 @@
 		<view class="kk-shadow" :class="isShowSearch?'show':''" @tap="handleSearchClose">
 			<view class="kk-modal" @tap.stop="doNothing">
 				<view class="kk-search-device">
-					<!-- <view class="kk-filter-wrap">
-						<view class="filter-title">根据SRRI过滤设备</view>
-						<slider @change="handleSRRIChange" max='-20' min='-100' value="-95" show-value/>
-					</view>
-					<view class="kk-filter-wrap">
-						<view class="filter-title">根据蓝牙名过滤</view>
-						<input type="text"  placeholder-class="kk-placeholder-class" placeholder="请输入蓝牙名字或设备ID搜索" v-model="filterName" />
-					</view> -->
 					<view class="kk-btn-wrap">
 						<view class="kk-btn-item confirm-btn" @tap="sousuo" v-if="!isSearching">
 							搜索设备
@@ -143,7 +135,8 @@
 						console.log('初始化蓝牙模块', res2)
 						that.sousuo()
 					},
-					fail: (res) => {
+					fail: (res) => {
+						console.log('初始化蓝牙模块', res)
 						that.tui.toast('初始化失败', res)
 						this.isShowSearch = true
 						uni.hideLoading();
@@ -160,8 +153,17 @@
 						that.jiantingshebei()
 					},
 					fail(err) {
+						console.log('获取设备失败', err)
 						that.tui.toast('获取设备失败', err)
+						wx.closeBLEConnection({
+						  deviceId:uni.getStorageSync('deviceId'),
+						  success (res) {
+						    console.log(res)
+						  }
+						})
+						uni.removeStorageSync('deviceId');
 						this.isShowSearch = true
+						this.sousuo()
 						uni.hideLoading();
 					}
 				})
@@ -179,6 +181,7 @@
 				let that = this;
 				if(uni.getStorageSync('deviceId')){
 					console.log("111")
+					// that.huoqufuwu(uni.getStorageSync('deviceId'))
 					that.lianejieshebei(uni.getStorageSync('deviceId'))
 				}else{
 					console.log("222")
@@ -203,12 +206,27 @@
 				wx.createBLEConnection({//555
 					deviceId: deviceId, // 搜索到设备的 deviceId
 					success: () => {
+						this.isShowSearch = false
 						console.log('连接设备成功')
 						that.huoqufuwu(deviceId)
 					},
 					fail: (res) => {
+						console.log('连接设备失败',res)
 						that.tui.toast('连接设备失败', res)
-						this.isShowSearch = true
+						if(uni.getStorageSync('deviceId')){
+							this.huoqufuwu(uni.getStorageSync('deviceId'))
+						}else{
+							wx.closeBLEConnection({
+							  deviceId:uni.getStorageSync('deviceId'),
+							  success (res) {
+							    console.log(res)
+							  }
+							})
+							uni.removeStorageSync('deviceId')
+							this.sousuo()
+							this.isShowSearch = true
+						}
+						
 						uni.hideLoading();
 					}
 				})
@@ -223,7 +241,14 @@
 						that.duxietezhengzhi(deviceId,res5)
 					},
 					fail: (res) => {
+						console.log(res)
 						that.tui.toast('获取服务失败', res)
+						wx.closeBLEConnection({
+						  deviceId:uni.getStorageSync('deviceId'),
+						  success (res1) {
+						    console.log(res1)
+						  }
+						})
 						this.isShowSearch = true
 						uni.hideLoading();
 					}
@@ -251,6 +276,12 @@
 					},
 					fail: (res) => {
 						that.tui.toast('读写特征值失败', res)
+						wx.closeBLEConnection({
+						  deviceId:uni.getStorageSync('deviceId'),
+						  success (res) {
+						    console.log(res)
+						  }
+						})
 						this.isShowSearch = true
 						uni.hideLoading();
 					}
@@ -297,6 +328,12 @@
 					},
 					fail(res) {
 						console.log('writeBLECharacteristicValue fail', res)
+						wx.closeBLEConnection({
+						  deviceId:uni.getStorageSync('deviceId'),
+						  success (res) {
+						    console.log(res)
+						  }
+						})
 						if(uni.getStorageSync('deviceId')){
 							console.log("111")
 							that.xierushuju()
@@ -305,6 +342,10 @@
 						}
 					}
 				})
+				uni.hideLoading();
+			},
+			handleSearchClose(){
+				this.isShowSearch = false
 			}
 		}
 	}
@@ -334,7 +375,7 @@
 
 				.kk-modal {
 					width: 680upx;
-					height: 80%;
+					height: 60%;
 					padding: 24upx;
 					box-sizing: border-box;
 					overflow-y: auto;