diff --git a/cmd/core-runtime/main.go b/cmd/core-runtime/main.go
index ee7ca15..edf07b1 100644
--- a/cmd/core-runtime/main.go
+++ b/cmd/core-runtime/main.go
@@ -512,12 +512,19 @@ func main() {
 		var previousTask *interaction.HumanUtterance
 		var conversationHistory []interaction.HumanUtterance
 		if request.ConversationID != "" {
-			conversationHistory, _ = interactionRepository.Utterances(r.Context(), conversation.ID)
+			var historyErr error
+			conversationHistory, historyErr = interactionRepository.Utterances(r.Context(), conversation.ID)
+			if historyErr != nil {
+				log.Printf("interaction conversation history unavailable: %v", historyErr)
+			}
 		}
 		// Keep durable user context available even when the web client carries a
 		// conversation ID; a new or rotated conversation must not erase learned
 		// preferences.
-		recentUserHistory, _ := interactionRepository.RecentUtterancesForPrincipal(r.Context(), session.PrincipalID, 64)
+		recentUserHistory, historyErr := interactionRepository.RecentUtterancesForPrincipal(r.Context(), session.PrincipalID, 64)
+		if historyErr != nil {
+			log.Printf("interaction principal history unavailable: %v", historyErr)
+		}
 		conversationHistory = append(conversationHistory, recentUserHistory...)
 		if request.ConversationID != "" && interactiondomain.IsRetryRequest(utterance.Content) {
 			if len(conversationHistory) > 0 {