diff --git a/src/main/java/de/gnmyt/mcdash/routes/server/SetupRoute.java b/src/main/java/de/gnmyt/mcdash/routes/server/SetupRoute.java
index 62731bc..73d4ee8 100644
--- a/src/main/java/de/gnmyt/mcdash/routes/server/SetupRoute.java
+++ b/src/main/java/de/gnmyt/mcdash/routes/server/SetupRoute.java
@@ -31,6 +31,11 @@ public class SetupRoute extends DefaultHandler {
         if (!isIntegerInBody(request, response, "memory")) return;
         if (!isBooleanInBody(request, response, "autoStart")) return;
 
+        if (!versionManager.getInstallers().containsKey(getStringFromBody(request, "type"))) {
+            response.code(404).message("The server software could not be found");
+            return;
+        }
+
         try {
             String uuid = UUID.randomUUID().toString().split("-")[0];
             MCDashWrapper.getDataSource("servers/" + uuid).mkdirs();