diff --git a/apps/documenteditor/main/app/controller/Main.js b/apps/documenteditor/main/app/controller/Main.js
index c5173019f..54b980fa4 100644
--- a/apps/documenteditor/main/app/controller/Main.js
+++ b/apps/documenteditor/main/app/controller/Main.js
@@ -1067,7 +1067,7 @@ define([
                 var elem = document.getElementById('loadmask-text');
                 var proc = (progress.asc_getCurrentFont() + progress.asc_getCurrentImage())/(progress.asc_getFontsCount() + progress.asc_getImagesCount());
                 proc = this.textLoadingDocument + ': ' + Math.min(Math.round(proc*100), 100) + '%';
-                elem ? elem.innerHTML = proc : this.loadMask.setTitle(proc);
+                elem ? elem.innerHTML = proc : this.loadMask && this.loadMask.setTitle(proc);
             },
 
             onEditorPermissions: function(params) {
diff --git a/apps/presentationeditor/main/app/controller/Main.js b/apps/presentationeditor/main/app/controller/Main.js
index b1fdcfd2e..996a82781 100644
--- a/apps/presentationeditor/main/app/controller/Main.js
+++ b/apps/presentationeditor/main/app/controller/Main.js
@@ -839,7 +839,7 @@ define([
                 var elem = document.getElementById('loadmask-text');
                 var proc = (progress.asc_getCurrentFont() + progress.asc_getCurrentImage())/(progress.asc_getFontsCount() + progress.asc_getImagesCount());
                 proc = this.textLoadingDocument + ': ' + Math.min(Math.round(proc*100), 100) + '%';
-                elem ? elem.innerHTML = proc : this.loadMask.setTitle(proc);
+                elem ? elem.innerHTML = proc : this.loadMask && this.loadMask.setTitle(proc);
             },
 
             onEditorPermissions: function(params) {
diff --git a/apps/spreadsheeteditor/main/app/controller/Main.js b/apps/spreadsheeteditor/main/app/controller/Main.js
index 9f2d69ceb..bc17b0990 100644
--- a/apps/spreadsheeteditor/main/app/controller/Main.js
+++ b/apps/spreadsheeteditor/main/app/controller/Main.js
@@ -864,7 +864,7 @@ define([
                 var elem = document.getElementById('loadmask-text');
                 var proc = (progress.asc_getCurrentFont() + progress.asc_getCurrentImage())/(progress.asc_getFontsCount() + progress.asc_getImagesCount());
                 proc = this.textLoadingDocument + ': ' + Math.min(Math.round(proc*100), 100) + '%';
-                elem ? elem.innerHTML = proc : this.loadMask.setTitle(proc);
+                elem ? elem.innerHTML = proc : this.loadMask && this.loadMask.setTitle(proc);
             },
 
             onEditorPermissions: function(params) {