From 65b556dcaa09a1a0c4b34c7f2e3c7d39180ec996 Mon Sep 17 00:00:00 2001
From: Thore Goll <thore.goll@franka.de>
Date: Mon, 27 Feb 2023 08:40:58 +0100
Subject: [PATCH] FIX: Unknown substitution "hand"

...is now a macro argument and not a xacro arg anymore
---
 franka_description/robots/common/franka_robot.xacro | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/franka_description/robots/common/franka_robot.xacro b/franka_description/robots/common/franka_robot.xacro
index fc37d6c1..b78eb077 100644
--- a/franka_description/robots/common/franka_robot.xacro
+++ b/franka_description/robots/common/franka_robot.xacro
@@ -65,7 +65,7 @@
          tip="${arm_id}_joint8"
        />
 
-      <xacro:if value="$(arg hand)">
+      <xacro:if value="${hand}">
         <xacro:gazebo-joint joint="${arm_id}_finger_joint1" transmission="hardware_interface/EffortJointInterface" />
         <xacro:gazebo-joint joint="${arm_id}_finger_joint2" transmission="hardware_interface/EffortJointInterface" />
         <!-- Friction specific material for Rubber/Rubber contact -->