diff --git a/packages/taler-util/src/time.ts b/packages/taler-util/src/time.ts
index 344bc0f74..695d6d274 100644
--- a/packages/taler-util/src/time.ts
+++ b/packages/taler-util/src/time.ts
@@ -323,6 +323,15 @@ export function durationAdd(d1: Duration, d2: Duration): Duration {
 
 export const codecForTimestamp: Codec<TalerProtocolTimestamp> = {
   decode(x: any, c?: Context): TalerProtocolTimestamp {
+    // Compatibility, should be removed soon.
+    const t_ms = x.t_ms;
+    if (typeof t_ms === "string") {
+      if (t_ms === "never") {
+        return { t_s: "never" };
+      }
+    } else if (typeof t_ms === "number") {
+      return { t_s: Math.floor(t_ms / 1000) };
+    }
     const t_s = x.t_s;
     if (typeof t_s === "string") {
       if (t_s === "never") {
diff --git a/packages/taler-wallet-core/src/operations/refresh.ts b/packages/taler-wallet-core/src/operations/refresh.ts
index cf292061f..1a4731939 100644
--- a/packages/taler-wallet-core/src/operations/refresh.ts
+++ b/packages/taler-wallet-core/src/operations/refresh.ts
@@ -818,9 +818,15 @@ async function processRefreshGroupImpl(
   logger.trace("processing refresh sessions for old coins");
   const ps = refreshGroup.oldCoinPubs.map((x, i) =>
     processRefreshSession(ws, refreshGroupId, i).catch((x) => {
-      logger.warn("process refresh session got exception");
-      logger.warn(`exc ${x}`);
-      logger.warn(`exc stack ${x.stack}`);
+      if (x instanceof CryptoApiStoppedError) {
+        logger.info(
+          "crypto API stopped while processing refresh group, probably the wallet is during shutdown",
+        );
+      } else {
+        logger.warn("process refresh session got exception");
+        logger.warn(`exc ${x}`);
+        logger.warn(`exc stack ${x.stack}`);
+      }
     }),
   );
   try {