fix

src/app/merms-practice/merms-practice.page.ts

@@ -0,0 +1,26 @@
+import { Component, OnInit } from '@angular/core';
+import { Router, NavigationExtras } from '@angular/router'
+import {
+  NavController,
+  AlertController,
+  LoadingController,
+} from '@ionic/angular'
+
+
+
+@Component({
+  selector: 'app-merms-practice',
+  templateUrl: './merms-practice.page.html',
+  styleUrls: ['./merms-practice.page.scss'],
+})
+export class MermsPracticePage implements OnInit {
+
+  constructor(public navCtrl: NavController,private router: Router) { }
+
+  ngOnInit() {
+  }
+  goBack() {
+    console.log('MERMSLoginPage::goBack()')
+    this.navCtrl.pop()
+  }
+}