diff --git a/cell/view/CellEditorView.js b/cell/view/CellEditorView.js
index 7aadf6f1ee..d0d6e32fdb 100644
--- a/cell/view/CellEditorView.js
+++ b/cell/view/CellEditorView.js
@@ -148,7 +148,6 @@
 		this.loadFonts = false;
 		this.isOpened = false;
 		this.callTopLineMouseup = false;
-		this.lastKeyCode = undefined;
 		this.m_nEditorState = c_oAscCellEditorState.editEnd; // Состояние редактора
 
 		// Функции, которые будем отключать
@@ -2559,6 +2558,8 @@
 					if (AscCommon.c_oAscCustomShortcutType.Symbol === oCustom.Type) {
 						api["asc_insertSymbol"](oCustom.Font, oCustom.CharCode);
 					}
+				} else {
+					nRetValue = keydownresult_PreventNothing;
 				}
 				break;
 			}
diff --git a/cell/view/EventsController.js b/cell/view/EventsController.js
index 18fa49acf1..1fe34fe5dc 100644
--- a/cell/view/EventsController.js
+++ b/cell/view/EventsController.js
@@ -1033,6 +1033,8 @@
 						if (AscCommon.c_oAscCustomShortcutType.Symbol === oCustom.Type) {
 							t.view.Api["asc_insertSymbol"](oCustom.Font, oCustom.CharCode);
 						}
+					} else {
+						nRetValue = keydownresult_PreventNothing;
 					}
 					break;
 				}