diff --git a/RhSolutions.AddIn/Tools/OcrTool.cs b/RhSolutions.AddIn/Tools/OcrTool.cs
index ae460ca..e2d8ffb 100644
--- a/RhSolutions.AddIn/Tools/OcrTool.cs
+++ b/RhSolutions.AddIn/Tools/OcrTool.cs
@@ -28,7 +28,7 @@ internal class OcrTool : ITool
 			if (shot != null)
 			{
 				IEnumerable<object[,]> tables = await client.ProcessImage(shot);
-				if (tables != null)
+				if (tables.Count() != 0)
 				{
 					foreach (var table in tables)
 					{
@@ -70,6 +70,15 @@ internal class OcrTool : ITool
 						app.ActiveSheet.Cells(currentCell.Row + rowCount + 1, currentCell.Column).Activate();
 					}
 				}
+				else
+				{
+					MessageBox.Show(@"В выделенном фрагменте не распознано ни одной таблицы.",
+						"Ошибка",
+						MessageBoxButtons.OK,
+						MessageBoxIcon.Information);
+					RhSolutionsAddIn.Excel.Visible = true;
+					return;
+				}
 			}
 		}
 		catch (Exception)