diff --git a/WebsiteBackend/src/de/steamwar/routes/Schematic.kt b/WebsiteBackend/src/de/steamwar/routes/Schematic.kt
index e0b220de..02f12243 100644
--- a/WebsiteBackend/src/de/steamwar/routes/Schematic.kt
+++ b/WebsiteBackend/src/de/steamwar/routes/Schematic.kt
@@ -128,15 +128,15 @@ fun Route.configureSchematic() {
 
             val user = call.principal<SWAuthPrincipal>()!!.user
 
-            var node = SchematicNode.getSchematicNode(user.id, schemName, 0)
+            var node = SchematicNode.getSchematicNode(user.id, schemName, null as Int?)
             if (node == null) {
-                node = SchematicNode.createSchematic(user.id, schemName, 0)
+                node = SchematicNode.createSchematic(user.id, schemName, null)
             }
 
             try {
                 val content = Base64.getDecoder().decode(file.content)
 
-                var schem = nbt.fromStream(DataInputStream(BufferedInputStream(GZIPInputStream(ByteArrayInputStream(content)))))
+                var schem = nbt.fromStream(DataInputStream(BufferedInputStream(GZIPInputStream(content.inputStream()))))
 
                 if (schem.size() == 1) schem = schem.first() as CompoundTag