Мелкая поправка

client/components/Reader/TextPage/TextPage.vue

@@ -460,10 +460,13 @@ class TextPage extends Vue {
         /*this.page1 = null;
         this.page2 = null;
         this.statusBar = null;*/
-
+        try {
             this.calcDrawProps();
             this.setBackground();
             this.draw();
+        } catch (e) {
+            //
+        }
     }
 
     get settings() {