From 4b9861a40909b11583f6404e2c821f92f422479b Mon Sep 17 00:00:00 2001
From: Martin Hanzik <martin@hanzik.com>
Date: Thu, 10 May 2018 20:40:42 +0200
Subject: [PATCH] Cleanup

---
 agui2/src/Execution/ParallelExecutor.cpp | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/agui2/src/Execution/ParallelExecutor.cpp b/agui2/src/Execution/ParallelExecutor.cpp
index c592547f96..b8dd613d38 100644
--- a/agui2/src/Execution/ParallelExecutor.cpp
+++ b/agui2/src/Execution/ParallelExecutor.cpp
@@ -20,7 +20,6 @@ std::shared_ptr<abstraction::OperationAbstraction> ParallelExecutor::execute(Out
     }
 
     // collect all boxes leading to the output box
-    // TODO validate this
     std::vector<ModelBox*> boxes;
     boxes.push_back(output);
 
@@ -35,9 +34,8 @@ std::shared_ptr<abstraction::OperationAbstraction> ParallelExecutor::execute(Out
         for (auto* b: box->inputs) {
             if (!b) {
                 // unconnected input
-                // TODO move this elsewhere
+                // TODO check this earlier
                 throw exception::CommonException { "Connection graph contains an unconnected input." };
-                return nullptr;
             }
             boxes.push_back(b);
         }
-- 
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