diff --git a/static/nothumb_1024.png b/static/nothumb_1024.png
new file mode 100644
index 0000000..c84a018
Binary files /dev/null and b/static/nothumb_1024.png differ
diff --git a/static/nothumb_160.png b/static/nothumb_160.png
new file mode 100644
index 0000000..7f6437b
Binary files /dev/null and b/static/nothumb_160.png differ
diff --git a/static/nothumb_340.png b/static/nothumb_340.png
new file mode 100644
index 0000000..955dbb0
Binary files /dev/null and b/static/nothumb_340.png differ
diff --git a/static/nothumb_640.png b/static/nothumb_640.png
new file mode 100644
index 0000000..4c6210c
Binary files /dev/null and b/static/nothumb_640.png differ
diff --git a/static/nothumb_90.png b/static/nothumb_90.png
new file mode 100644
index 0000000..66f92d7
Binary files /dev/null and b/static/nothumb_90.png differ
diff --git a/thumb.go b/thumb.go
index 4c16451..6b52119 100644
--- a/thumb.go
+++ b/thumb.go
@@ -39,18 +39,23 @@ func thumbnailer(t byte) (*thumbnail.Thumbnailer, error) {
 }
 
 func (this *Server) handleThumb(w http.ResponseWriter, r *http.Request, thumbnailType byte, fileId string) {
-	err := this.handleThumbInternal(w, thumbnailType, fileId)
+	t, err := thumbnailer(thumbnailType)
 	if err != nil {
 		log.Printf("%s Thumbnail failed: %s\n", this.remoteIP(r), err.Error())
-		http.Error(w, "Couldn't provide content", 500)
+		http.Error(w, err.Error(), 400)
+		return
+	}
+
+	err = this.handleThumbInternal(w, t, fileId)
+	if err != nil {
+		log.Printf("%s Thumbnail failed: %s\n", this.remoteIP(r), err.Error())
+
+		w.Header().Set(`Location`, fmt.Sprintf(`/nothumb_%d.png`, t.Height()))
+		w.WriteHeader(302)
 	}
 }
 
-func (this *Server) handleThumbInternal(w http.ResponseWriter, thumbnailType byte, fileId string) error {
-	t, err := thumbnailer(thumbnailType)
-	if err != nil {
-		return err
-	}
+func (this *Server) handleThumbInternal(w http.ResponseWriter, t *thumbnail.Thumbnailer, fileId string) error {
 
 	// Load metadata
 	m, err := this.Metadata(fileId)