diff --git a/Mk0.Software.ImageSorter/Main.Designer.cs b/Mk0.Software.ImageSorter/Main.Designer.cs
index 05f6038..b6dba9e 100644
--- a/Mk0.Software.ImageSorter/Main.Designer.cs
+++ b/Mk0.Software.ImageSorter/Main.Designer.cs
@@ -888,7 +888,7 @@
             this.KeyPreview = true;
             this.MinimumSize = new System.Drawing.Size(983, 605);
             this.Name = "Main";
-            this.Text = "Image Sorter v2.8 | © 2015-2024 by kmpr.at";
+            this.Text = "Image Sorter v2.9 | © 2015-2024 by kmpr.at";
             this.FormClosing += new System.Windows.Forms.FormClosingEventHandler(this.Main_FormClosing);
             this.Load += new System.EventHandler(this.Main_Load);
             this.Shown += new System.EventHandler(this.Main_Shown);
diff --git a/Mk0.Software.ImageSorter/Main.cs b/Mk0.Software.ImageSorter/Main.cs
index de526bf..10ca0cc 100644
--- a/Mk0.Software.ImageSorter/Main.cs
+++ b/Mk0.Software.ImageSorter/Main.cs
@@ -2206,15 +2206,22 @@ namespace Mk0.Software.ImageSorter
         {
             if (CheckInpaint())
             {
-                Inpaint ip = new Inpaint(Properties.Settings.Default.inpaintUrl, pictureBoxImage.ImageLocation);
-                ip.ShowDialog();
-                string oldFileName = pictureBoxImage.ImageLocation;
-                string newFileName = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "inpaint-tmp", Path.GetFileNameWithoutExtension(pictureBoxImage.ImageLocation) + "_cleanup" + Path.GetExtension(pictureBoxImage.ImageLocation));
-                if (File.Exists(newFileName))
+                if (Path.GetExtension(pictureBoxImage.ImageLocation).ToLower() != "heic")
                 {
-                    File.Delete(oldFileName);
-                    File.Move(newFileName, oldFileName);
-                    LoadPicture(imageIndex);
+                    Inpaint ip = new Inpaint(Properties.Settings.Default.inpaintUrl, pictureBoxImage.ImageLocation);
+                    ip.ShowDialog();
+                    string oldFileName = pictureBoxImage.ImageLocation;
+                    string newFileName = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "inpaint-tmp", Path.GetFileNameWithoutExtension(pictureBoxImage.ImageLocation) + "_cleanup" + Path.GetExtension(pictureBoxImage.ImageLocation));
+                    if (File.Exists(newFileName))
+                    {
+                        File.Delete(oldFileName);
+                        File.Move(newFileName, oldFileName);
+                        LoadPicture(imageIndex);
+                    }
+                }
+                else
+                {
+                    MessageBox.Show("Das Dateiformat dieses Bildes wird von Inpaint nicht unterstützt.\n\nBitte konvertiere das Bild zuerst in ein unterstütztes Bildformat.", "Inpaint Dateityp", MessageBoxButtons.OK, MessageBoxIcon.Error);
                 }
             }
             else
diff --git a/Mk0.Software.ImageSorter/Mk0.Software.ImageSorter.csproj b/Mk0.Software.ImageSorter/Mk0.Software.ImageSorter.csproj
index 52f6857..40ba9fe 100644
--- a/Mk0.Software.ImageSorter/Mk0.Software.ImageSorter.csproj
+++ b/Mk0.Software.ImageSorter/Mk0.Software.ImageSorter.csproj
@@ -38,7 +38,7 @@
     <PublisherName>manuelkamper.com</PublisherName>
     <OpenBrowserOnPublish>false</OpenBrowserOnPublish>
     <ApplicationRevision>0</ApplicationRevision>
-    <ApplicationVersion>2.8.0.0</ApplicationVersion>
+    <ApplicationVersion>2.9.0.0</ApplicationVersion>
     <UseApplicationTrust>true</UseApplicationTrust>
     <CreateDesktopShortcut>true</CreateDesktopShortcut>
     <ExcludeDeploymentUrl>true</ExcludeDeploymentUrl>
@@ -62,7 +62,7 @@
     <OutputPath>bin\Release\</OutputPath>
     <DefineConstants>TRACE</DefineConstants>
     <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>0</WarningLevel>
+    <WarningLevel>5</WarningLevel>
   </PropertyGroup>
   <PropertyGroup>
     <ApplicationIcon>image.ico</ApplicationIcon>
diff --git a/Mk0.Software.ImageSorter/Properties/AssemblyInfo.cs b/Mk0.Software.ImageSorter/Properties/AssemblyInfo.cs
index a6e0237..7d5affc 100644
--- a/Mk0.Software.ImageSorter/Properties/AssemblyInfo.cs
+++ b/Mk0.Software.ImageSorter/Properties/AssemblyInfo.cs
@@ -32,5 +32,5 @@ using System.Runtime.InteropServices;
 // Sie können alle Werte angeben oder die standardmäßigen Build- und Revisionsnummern 
 // übernehmen, indem Sie "*" eingeben:
 // [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion("2.8.*")]
+[assembly: AssemblyVersion("2.9.*")]
 //[assembly: AssemblyFileVersion("1.6.0.0")]