Importing errors handled

src/pages/add/import-wallet/import-wallet.html

@@ -14,6 +14,21 @@
     </ion-segment-button>
   </ion-segment>
 
+  <ion-card (click)="importErr = false">
+    <ion-item *ngIf="importErr" class="assertive">
+      <div translate>Could not access the wallet at the server. Please check:</div>
+      <ul>
+        <li translate>The password of the recovery phrase (if set)</li>
+        <li translate>The derivation path</li>
+        <li translate>The wallet service URL</li>
+      </ul>
+      <small translate>
+        NOTE: To import a wallet from a 3rd party software, please go to Add Wallet &gt; Create Wallet, and specify the Recovery
+        Phrase there.
+      </small>
+    </ion-item>
+  </ion-card>
+
   <form [formGroup]="importForm" (ngSubmit)="import()">
     <ion-item *ngIf="selectedTab == 'words'">
       <ion-label stacked>Type the recovery phrase (usually 12 words)</ion-label>

src/pages/add/import-wallet/import-wallet.scss

@@ -0,0 +1,8 @@
+page-import-wallet {
+  .assertive {
+    color: color($colors, danger);
+    ion-label {
+      white-space: inherit;
+    }
+  }
+}

src/pages/add/import-wallet/import-wallet.ts

@@ -213,12 +213,12 @@ export class ImportWalletPage implements OnInit {
         this.onGoingProcessProvider.set('importingWallet', false);
         this.finish(wallet);
       }).catch((err: any) => {
-        this.onGoingProcessProvider.set('importingWallet', false);
         if (err instanceof this.errors.NOT_AUTHORIZED) {
           this.importErr = true;
         } else {
           this.popupProvider.ionicAlert('Error', err); // TODO: gettextcatalog
         }
+        this.onGoingProcessProvider.set('importingWallet', false);
         return;
       });
     }, 100);
@@ -236,6 +236,8 @@ export class ImportWalletPage implements OnInit {
         } else {
           this.popupProvider.ionicAlert('Error', err); // TODO: gettextcatalog
         }
+        this.onGoingProcessProvider.set('importingWallet', false);
+        return;
       });
     }, 100);
   }