diff --git a/src/views/abnormalAlarm/databaseMonitor/overview/index.vue b/src/views/abnormalAlarm/databaseMonitor/overview/index.vue
index 3632eec..8ed53c0 100644
--- a/src/views/abnormalAlarm/databaseMonitor/overview/index.vue
+++ b/src/views/abnormalAlarm/databaseMonitor/overview/index.vue
@@ -293,41 +293,50 @@ export default {
       this.visible = true
     },
     onEdit() {
-      this.isAdd = false
-      this.visible = true
-      getAction("/sysDatabase/findInfo", {id:this.currentId}).then(res => {
-        if (res.success) {
-          this.form.setFieldsValue({
-            username: res.result.username,
-            password: res.result.password,
-            name: res.result.name,
-            type: res.result.type,
-            port: res.result.port,
-            ipAddress: res.result.ipAddress
-          });
-        } else {
-          this.$message.warning("This operation fails. Contact your system administrator")
-        }
-      })
+      if (this.currentId) {
+        this.isAdd = false
+        this.visible = true
+        getAction("/sysDatabase/findInfo", {id:this.currentId}).then(res => {
+          if (res.success) {
+            this.form.setFieldsValue({
+              username: res.result.username,
+              password: res.result.password,
+              name: res.result.name,
+              type: res.result.type,
+              port: res.result.port,
+              ipAddress: res.result.ipAddress
+            });
+          } else {
+            this.$message.warning("This operation fails. Contact your system administrator")
+          }
+        })
+      } else {
+        this.$message.info("Please select a piece of data")
+      }
     },
     onDelete() {
-      let _this = this
-      this.$confirm({
-        title: 'Are you sure to delete this item?',
-        onOk() {
-          deleteAction("/sysDatabase/deleteById", {id:_this.currentId}).then(res => {
-            if (res.success) {
-              _this.$message.success("success")
-              _this.getSysDatabase()
-            } else {
-              _this.$message.warning("This operation fails. Contact your system administrator")
-            }
-          })
-        },
-        onCancel() {
-          console.log('Cancel');
-        },
-      });
+      if (this.currentId) {
+        let _this = this
+        this.$confirm({
+          title: 'Are you sure to delete this item?',
+          onOk() {
+            deleteAction("/sysDatabase/deleteById", {id:_this.currentId}).then(res => {
+              if (res.success) {
+                _this.$message.success("success")
+                this.currentId=""
+                _this.getSysDatabase()
+              } else {
+                _this.$message.warning("This operation fails. Contact your system administrator")
+              }
+            })
+          },
+          onCancel() {
+            console.log('Cancel');
+          },
+        });
+      } else {
+        this.$message.info("Please select a piece of data")
+      }
     },
     onRowClick(record) {
       this.currentId = record.id
diff --git a/src/views/abnormalAlarm/emailMonitor/overview/index.vue b/src/views/abnormalAlarm/emailMonitor/overview/index.vue
index 9627410..9c12f06 100644
--- a/src/views/abnormalAlarm/emailMonitor/overview/index.vue
+++ b/src/views/abnormalAlarm/emailMonitor/overview/index.vue
@@ -314,42 +314,51 @@ export default {
       this.visible = true
     },
     onEdit() {
-      this.isAdd = false
-      this.visible = true
-      getAction("/sysEmail/findInfo", {id:this.currentId}).then(res => {
-        if (res.success) {
-          this.form.setFieldsValue({
-            name: res.result.username,
-            emailServerAddress: res.result.emailServerAddress,
-            username: res.result.username,
-            password: res.result.password,
-            emilType: res.result.emilType,
-            enabled: res.result.enabled,
-            port: res.result.port
-          });
-        } else {
-          this.$message.warning("This operation fails. Contact your system administrator")
-        }
-      })
+      if (this.currentId) {
+        this.isAdd = false
+        this.visible = true
+        getAction("/sysEmail/findInfo", {id:this.currentId}).then(res => {
+          if (res.success) {
+            this.form.setFieldsValue({
+              name: res.result.username,
+              emailServerAddress: res.result.emailServerAddress,
+              username: res.result.username,
+              password: res.result.password,
+              emilType: res.result.emilType,
+              enabled: res.result.enabled,
+              port: res.result.port
+            });
+          } else {
+            this.$message.warning("This operation fails. Contact your system administrator")
+          }
+        })
+      } else {
+        this.$message.info("Please select a piece of data")
+      }
     },
     onDelete() {
-      let _this = this
-      this.$confirm({
-        title: 'Are you sure to delete this item?',
-        onOk() {
-          deleteAction("/sysEmail/deleteById", {id:_this.currentId}).then(res => {
-            if (res.success) {
-              _this.$message.success("success")
-              _this.getSysEmail()
-            } else {
-              _this.$message.warning("This operation fails. Contact your system administrator")
-            }
-          })
-        },
-        onCancel() {
-          console.log('Cancel');
-        },
-      });
+      if (this.currentId) {
+        let _this = this
+        this.$confirm({
+          title: 'Are you sure to delete this item?',
+          onOk() {
+            deleteAction("/sysEmail/deleteById", {id:_this.currentId}).then(res => {
+              if (res.success) {
+                _this.$message.success("success")
+                this.currentId=""
+                _this.getSysEmail()
+              } else {
+                _this.$message.warning("This operation fails. Contact your system administrator")
+              }
+            })
+          },
+          onCancel() {
+            console.log('Cancel');
+          },
+        });
+      } else {
+        this.$message.info("Please select a piece of data")
+      }
     },
     onRowClick(record) {
       console.log(record);
diff --git a/src/views/abnormalAlarm/serverMonitor/overview/index.vue b/src/views/abnormalAlarm/serverMonitor/overview/index.vue
index ad079ea..55b011b 100644
--- a/src/views/abnormalAlarm/serverMonitor/overview/index.vue
+++ b/src/views/abnormalAlarm/serverMonitor/overview/index.vue
@@ -235,37 +235,46 @@ export default {
       this.visible = true
     },
     onEdit() {
-      this.isAdd = false
-      this.visible = true
-      getAction("/sysServer/findInfo", {id:this.currentId}).then(res => {
-        if (res.success) {
-          this.form.setFieldsValue({
-            name: res.result.name,
-            ipAddress: res.result.ipAddress
-          });
-        } else {
-          this.$message.warning("This operation fails. Contact your system administrator")
-        }
-      })
+      if (this.currentId) {
+        this.isAdd = false
+        this.visible = true
+        getAction("/sysServer/findInfo", {id:this.currentId}).then(res => {
+          if (res.success) {
+            this.form.setFieldsValue({
+              name: res.result.name,
+              ipAddress: res.result.ipAddress
+            });
+          } else {
+            this.$message.warning("This operation fails. Contact your system administrator")
+          }
+        })
+      } else {
+        this.$message.info("Please select a piece of data")
+      }
     },
     onDelete() {
-      let _this = this
-      this.$confirm({
-        title: 'Are you sure to delete this item?',
-        onOk() {
-          deleteAction("/sysServer/deleteById", {id:_this.currentId}).then(res => {
-            if (res.success) {
-              _this.$message.success("success")
-              _this.getSysServer()
-            } else {
-              _this.$message.warning("This operation fails. Contact your system administrator")
-            }
-          })
-        },
-        onCancel() {
-          console.log('Cancel');
-        },
-      });
+      if (this.currentId) {
+        let _this = this
+        this.$confirm({
+          title: 'Are you sure to delete this item?',
+          onOk() {
+            deleteAction("/sysServer/deleteById", {id:_this.currentId}).then(res => {
+              if (res.success) {
+                _this.$message.success("success")
+                _this.currentId = ""
+                _this.getSysServer()
+              } else {
+                _this.$message.warning("This operation fails. Contact your system administrator")
+              }
+            })
+          },
+          onCancel() {
+            console.log('Cancel');
+          },
+        });
+      } else {
+        this.$message.info("Please select a piece of data")
+      }
     },
     onRowClick(record) {
       this.currentId = record.id