coinselection: fail KnapsackSolver if the policy asset doesn't have a…

… solution
ElementsProject · Oct 23, 2023 · 04cba29 · 04cba29
1 parent 5b72ae2
commit 04cba29
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/src/wallet/coinselection.cpp b/src/wallet/coinselection.cpp
@@ -353,6 +353,9 @@ std::optional<SelectionResult> KnapsackSolver(std::vector<OutputGroup>& groups,
 
         if (auto inner_result = KnapsackSolver(inner_groups, policy_target, ::policyAsset)) {
             result.AddInput(*inner_result);
+        } else {
+            LogPrint(BCLog::SELECTCOINS, "Not enough funds to create target %d for policy asset %s\n", policy_target, ::policyAsset.GetHex());
+            return std::nullopt;
         }
     }