diff --git a/components/kk-printer/index.vue b/components/kk-printer/index.vue
index 06b1ef9..8a5529d 100644
--- a/components/kk-printer/index.vue
+++ b/components/kk-printer/index.vue
@@ -159,10 +159,14 @@
 				let that = this;
 				wx.startBluetoothDevicesDiscovery({ //222
 					success(res3) {
+						console.log('搜索设备成功',res3)
 						that.jiantingshebei()
 					},
-					fail(err) {
-						that.tui.toast('连接失败，请重启蓝牙或删除小程序重新进入')
+					fail(err) {
+						console.log('搜索设备失败',err)
+						if(err.errCode=='10001'){
+							that.tui.toast('当前蓝牙不可用')
+						}
 						wx.closeBLEConnection({
 							deviceId: uni.getStorageSync('deviceId'),
 							success(res) {
@@ -170,8 +174,9 @@
 							}
 						})
 						uni.removeStorageSync('deviceId');
-						that.isShowSearch = true
-						that.sousuo()
+						uni.removeStorageSync('serviceId');
+						uni.removeStorageSync('characteristicId');
+						that.isShowSearch = true
 						setTimeout(res=>{
 							uni.hideLoading();
 						},2000)
@@ -181,6 +186,7 @@
 			//停止搜索蓝牙设备
 			stopSearchBtnTap() {
 				wx.stopBluetoothDevicesDiscovery()
+				wx.closeBLEConnection()
 			},
 			/**
 			 * jiantingshebei方法，判断缓存中有没有deviceId等数据的时候，
@@ -193,12 +199,15 @@
 					// that.huoqufuwu(uni.getStorageSync('deviceId'))
 					that.lianejieshebei(uni.getStorageSync('deviceId'))
 				} else {
+					that.devicesList = []
 					uni.hideLoading();
 					that.isShowSearch = true
 					// 监听扫描到新设备事件
 					wx.onBluetoothDeviceFound((res4) => { //333
+						console.log('监听扫描到新设备',res4)
 						res4.devices.forEach((device) => {
 							if (!device.name && !device.localName) {
+								
 								return
 							}
 							that.devicesList.push(device)
@@ -217,11 +226,13 @@
 				wx.createBLEConnection({ //555
 					deviceId: deviceId, // 搜索到设备的 deviceId
 					success: () => {
+						console.log('链接设备成功')
 						that.isShowSearch = false
 						that.huoqufuwu(deviceId)
 					},
-					fail: (res) => {
-						that.tui.toast('连接失败，请重启蓝牙或删除小程序重新进入')
+					fail: (res) => {
+						console.log('链接设备失败',res)
+						// that.tui.toast('连接失败，请重启蓝牙或删除小程序重新进入')
 						if (uni.getStorageSync('deviceId')) {
 							that.huoqufuwu(uni.getStorageSync('deviceId'))
 						} else {
@@ -231,7 +242,9 @@
 									
 								}
 							})
-							uni.removeStorageSync('deviceId')
+							uni.removeStorageSync('deviceId');
+							uni.removeStorageSync('serviceId');
+							uni.removeStorageSync('characteristicId');
 							that.sousuo()
 							that.isShowSearch = true
 						}
@@ -247,14 +260,19 @@
 				wx.getBLEDeviceServices({ //666
 					deviceId: deviceId, // 搜索到设备的 deviceId
 					success: (res5) => {
+						console.log('获取服务成功',res5)
 						that.duxietezhengzhi(deviceId, res5)
 					},
 					fail: (res) => {
-						that.tui.toast('连接失败，请重启蓝牙或删除小程序重新进入')
+						console.log('获取服务失败',res)
+						uni.removeStorageSync('deviceId');
+						uni.removeStorageSync('serviceId');
+						uni.removeStorageSync('characteristicId');
+						// that.tui.toast('连接失败，请重启蓝牙或删除小程序重新进入')
 						wx.closeBLEConnection({
 							deviceId: uni.getStorageSync('deviceId'),
 							success(res1) {
-								
+								that.handlePrintTap()
 							}
 						})
 						that.isShowSearch = true
@@ -271,7 +289,7 @@
 					deviceId: deviceId, // 搜索到设备的 deviceId
 					serviceId: res5.services[0].uuid, // 上一步中找到的某个服务
 					success: (res6) => {
-						console.log('characteristics',res6.characteristics)
+						console.log('读写特征值成功',res6)
 						for (let i = 0; i < res6.characteristics.length; i++) {
 							let item = res6.characteristics[i]
 							that.startNoticeBle(deviceId,res5.services[0].uuid,res6.characteristics[2].uuid)
@@ -286,7 +304,8 @@
 						}
 					},
 					fail: (res) => {
-						that.tui.toast('连接失败，请重启蓝牙或删除小程序重新进入')
+						console.log('读写特征值失败',res)
+						// that.tui.toast('连接失败，请重启蓝牙或删除小程序重新进入')
 						wx.closeBLEConnection({
 							deviceId: uni.getStorageSync('deviceId'),
 							success(res) {