From 252abeff8bac5b7948cd5574bb5ad8824c2f7566 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Michael=20H=C3=A4rtl?= <haertl.mike@gmail.com>
Date: Thu, 25 Sep 2025 18:48:21 +0200
Subject: [PATCH] Issue #345 Fix type mismatch error for cat command

---
 src/Pdf.php | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/Pdf.php b/src/Pdf.php
index 937a0b2..48397bc 100644
--- a/src/Pdf.php
+++ b/src/Pdf.php
@@ -181,8 +181,12 @@ public function cat(
         ?string $rotation = null,
     ): self {
         $this->getCommand()
-            ->setOperation('cat')
-            ->addPageRange($start, $end, $handle, $qualifier, $rotation);
+            ->setOperation('cat');
+
+        if ($start !== null) {
+            $this->getCommand()
+                ->addPageRange($start, $end, $handle, $qualifier, $rotation);
+        }
         return $this;
     }