From 8592f4279dae531bd42c8c4708dbda4fafa1049c Mon Sep 17 00:00:00 2001
From: FlorianDahn <ich@florian-dahn.de>
Date: Tue, 8 Sep 2020 15:32:04 +0200
Subject: [PATCH] Update ButtonGrid.cs

Fix "Page 1 of 0" when no rows are existing.
---
 TelegramBotBase/Controls/ButtonGrid.cs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/TelegramBotBase/Controls/ButtonGrid.cs b/TelegramBotBase/Controls/ButtonGrid.cs
index ed71393..a8aad43 100644
--- a/TelegramBotBase/Controls/ButtonGrid.cs
+++ b/TelegramBotBase/Controls/ButtonGrid.cs
@@ -496,6 +496,9 @@ namespace TelegramBotBase.Controls
                     bf = bf.FilterDuplicate(this.SearchQuery);
                 }
 
+                if (bf.Rows == 0)
+                    return 1;
+
                 return (int)Math.Ceiling((decimal)(bf.Rows / (decimal)(MaximumRow - 3)));
             }
         }