From e742ddea3bc680ae41841d348f425fcefa968d74 Mon Sep 17 00:00:00 2001
From: "c.lamboo" <casperlamboo@gmail.com>
Date: Wed, 29 Nov 2023 14:50:48 +0100
Subject: [PATCH] Make `reference_material_id` optional

---
 scripts/fdmmaterial.xsd | 9 +--------
 1 file changed, 1 insertion(+), 8 deletions(-)

diff --git a/scripts/fdmmaterial.xsd b/scripts/fdmmaterial.xsd
index 14e88936b..f66ed5b5a 100644
--- a/scripts/fdmmaterial.xsd
+++ b/scripts/fdmmaterial.xsd
@@ -34,14 +34,6 @@
                                                 </xsd:restriction>
                                             </xsd:simpleType>
                                         </xsd:element>
-                                        <xsd:element name="reference_material_id">
-                                            <xsd:simpleType>
-                                                <xsd:restriction base="xsd:string">
-                                                    <xsd:minLength value="2"/>
-                                                    <xsd:maxLength value="100"/>
-                                                </xsd:restriction>
-                                            </xsd:simpleType>
-                                        </xsd:element>
                                         <xsd:element name="label" type="xsd:string" minOccurs="0"/>
                                     </xsd:all>
                                 </xsd:complexType>
@@ -64,6 +56,7 @@
                                 </xsd:simpleType>
                             </xsd:element>
 
+                            <xsd:element name="reference_material_id" type="xsd:string" minOccurs="0"/>
                             <xsd:element name="description" type="xsd:string" minOccurs="0"/>
                             <xsd:element name="adhesion_info" type="xsd:string" minOccurs="0"/>
                             <xsd:element name="instruction_link" type="url" minOccurs="0"/>