diff --git a/src/org/redkale/net/TransportFactory.java b/src/org/redkale/net/TransportFactory.java
index b3a8063bc..5cf9b2098 100644
--- a/src/org/redkale/net/TransportFactory.java
+++ b/src/org/redkale/net/TransportFactory.java
@@ -124,7 +124,11 @@ public class TransportFactory {
             return t;
         });
         this.scheduler.scheduleAtFixedRate(() -> {
-            checks();
+            try {
+                checks();
+            } catch (Throwable t) {
+                logger.log(Level.SEVERE, "TransportFactory schedule(interval=" + checkinterval + "s) check error", t);
+            }
         }, checkinterval, checkinterval, TimeUnit.SECONDS);
 
         if (this.pinginterval > 0) {
diff --git a/src/org/redkale/net/http/HttpServer.java b/src/org/redkale/net/http/HttpServer.java
index 151d57603..fd3d43107 100644
--- a/src/org/redkale/net/http/HttpServer.java
+++ b/src/org/redkale/net/http/HttpServer.java
@@ -407,8 +407,13 @@ public class HttpServer extends Server<String, HttpContext, HttpRequest, HttpRes
                 final DateFormat gmtDateFormat = new SimpleDateFormat("EEE, d MMM y HH:mm:ss z", Locale.ENGLISH);
                 gmtDateFormat.setTimeZone(TimeZone.getTimeZone("GMT"));
                 currDateBytes = ("Date: " + gmtDateFormat.format(new Date()) + "\r\n").getBytes();
+                final int dp = datePeriod;
                 this.dateScheduler.scheduleAtFixedRate(() -> {
-                    currDateBytes = ("Date: " + gmtDateFormat.format(new Date()) + "\r\n").getBytes();
+                    try {
+                        currDateBytes = ("Date: " + gmtDateFormat.format(new Date()) + "\r\n").getBytes();
+                    } catch (Throwable t) {
+                        logger.log(Level.SEVERE, "HttpServer schedule(interval=" + dp + "ms) date-format error", t);
+                    }
                 }, 1000 - System.currentTimeMillis() % 1000, datePeriod, TimeUnit.MILLISECONDS);
                 dateSupplier = () -> currDateBytes;
             }
diff --git a/src/org/redkale/net/http/WebSocketEngine.java b/src/org/redkale/net/http/WebSocketEngine.java
index 5c507143d..77fe39819 100644
--- a/src/org/redkale/net/http/WebSocketEngine.java
+++ b/src/org/redkale/net/http/WebSocketEngine.java
@@ -107,8 +107,12 @@ public class WebSocketEngine {
         long delay = (liveinterval - System.currentTimeMillis() / 1000 % liveinterval) + index * 5;
         final int intervalms = liveinterval * 1000;
         scheduler.scheduleWithFixedDelay(() -> {
-            long now = System.currentTimeMillis();
-            getLocalWebSockets().stream().filter(x -> (now - x.getLastReadTime()) > intervalms).forEach(x -> x.sendPing());
+            try {
+                long now = System.currentTimeMillis();
+                getLocalWebSockets().stream().filter(x -> (now - x.getLastReadTime()) > intervalms).forEach(x -> x.sendPing());
+            } catch (Throwable t) {
+                logger.log(Level.SEVERE, "WebSocketEngine schedule(interval=" + liveinterval + "s) ping error", t);
+            }
         }, delay, liveinterval, TimeUnit.SECONDS);
         if (logger.isLoggable(Level.FINEST)) logger.finest(this.getClass().getSimpleName() + "(" + engineid + ")" + " start keeplive(wsmaxconns:" + wsmaxconns + ", delay:" + delay + "s, interval:" + liveinterval + "s) scheduler executor");
     }
diff --git a/src/org/redkale/source/CacheMemorySource.java b/src/org/redkale/source/CacheMemorySource.java
index c203f0bb0..52b9613c2 100644
--- a/src/org/redkale/source/CacheMemorySource.java
+++ b/src/org/redkale/source/CacheMemorySource.java
@@ -123,16 +123,20 @@ public class CacheMemorySource<V extends Object> extends AbstractService impleme
             });
             final List<String> keys = new ArrayList<>();
             scheduler.scheduleWithFixedDelay(() -> {
-                keys.clear();
-                int now = (int) (System.currentTimeMillis() / 1000);
-                container.forEach((k, x) -> {
-                    if (x.expireSeconds > 0 && (now > (x.lastAccessed + x.expireSeconds))) {
-                        keys.add(x.key);
+                try {
+                    keys.clear();
+                    int now = (int) (System.currentTimeMillis() / 1000);
+                    container.forEach((k, x) -> {
+                        if (x.expireSeconds > 0 && (now > (x.lastAccessed + x.expireSeconds))) {
+                            keys.add(x.key);
+                        }
+                    });
+                    for (String key : keys) {
+                        CacheEntry entry = container.remove(key);
+                        if (expireHandler != null && entry != null) expireHandler.accept(entry);
                     }
-                });
-                for (String key : keys) {
-                    CacheEntry entry = container.remove(key);
-                    if (expireHandler != null && entry != null) expireHandler.accept(entry);
+                } catch (Throwable t) {
+                    logger.log(Level.SEVERE, "CacheMemorySource schedule(interval=" + 10 + "s) error", t);
                 }
             }, 10, 10, TimeUnit.SECONDS);
             if (logger.isLoggable(Level.FINEST)) logger.finest(self.getClass().getSimpleName() + ":" + self.resourceName() + " start schedule expire executor");
diff --git a/src/org/redkale/source/EntityCache.java b/src/org/redkale/source/EntityCache.java
index 7e5d354cd..e7cd9f5c3 100644
--- a/src/org/redkale/source/EntityCache.java
+++ b/src/org/redkale/source/EntityCache.java
@@ -118,15 +118,19 @@ public final class EntityCache<T> {
                 return t;
             });
             this.scheduler.scheduleAtFixedRate(() -> {
-                ConcurrentHashMap newmap2 = new ConcurrentHashMap();
-                List<T> all2 = info.fullloader.apply(info.source, type);
-                if (all2 != null) {
-                    all2.stream().filter(x -> x != null).forEach(x -> {
-                        newmap2.put(this.primary.get(x), x);
-                    });
+                try {
+                    ConcurrentHashMap newmap2 = new ConcurrentHashMap();
+                    List<T> all2 = info.fullloader.apply(info.source, type);
+                    if (all2 != null) {
+                        all2.stream().filter(x -> x != null).forEach(x -> {
+                            newmap2.put(this.primary.get(x), x);
+                        });
+                    }
+                    this.list = all2 == null ? new ConcurrentLinkedQueue() : new ConcurrentLinkedQueue(all2);
+                    this.map = newmap2;
+                } catch (Throwable t) {
+                    logger.log(Level.SEVERE, type + " schedule(interval=" + interval + "s) Cacheable error", t);
                 }
-                this.list = all2 == null ? new ConcurrentLinkedQueue() : new ConcurrentLinkedQueue(all2);
-                this.map = newmap2;
             }, interval - System.currentTimeMillis() / 1000 % interval, interval, TimeUnit.SECONDS);
         }
     }