1 files changed, 2 insertions, 2 deletions
diff --git a/packages/taler-wallet-core/src/recoup.ts b/packages/taler-wallet-core/src/recoup.ts
index 6a09f9a0e..be5731b0b 100644
--- a/packages/taler-wallet-core/src/recoup.ts
+++ b/packages/taler-wallet-core/src/recoup.ts
@@ -199,8 +199,8 @@ async function recoupRefreshCoin(
         revokedCoin.exchangeBaseUrl,
         revokedCoin.denomPubHash,
       );
-      checkDbInvariant(!!oldCoinDenom);
-      checkDbInvariant(!!revokedCoinDenom);
+      checkDbInvariant(!!oldCoinDenom, `no denom for coin, hash ${oldCoin.denomPubHash}`);
+      checkDbInvariant(!!revokedCoinDenom, `no revoked denom for coin, hash ${revokedCoin.denomPubHash}`);
       revokedCoin.status = CoinStatus.Dormant;
       if (!revokedCoin.spendAllocation) {
         // We don't know what happened to this coin