diff --git a/dinky-admin/src/main/java/org/dinky/controller/FlinkController.java b/dinky-admin/src/main/java/org/dinky/controller/FlinkController.java
index f50e2178f2..1273366e43 100644
--- a/dinky-admin/src/main/java/org/dinky/controller/FlinkController.java
+++ b/dinky-admin/src/main/java/org/dinky/controller/FlinkController.java
@@ -19,6 +19,7 @@
 
 package org.dinky.controller;
 
+import cn.hutool.core.lang.Singleton;
 import org.dinky.data.model.CheckPointReadTable;
 import org.dinky.data.result.Result;
 import org.dinky.data.vo.CascaderVO;
@@ -45,14 +46,13 @@
 @SaCheckLogin
 @RequiredArgsConstructor
 public class FlinkController {
-
-    protected static final CheckpointRead INSTANCE = new CheckpointRead();
     private final FlinkService flinkService;
 
     @GetMapping("/readCheckPoint")
     @ApiOperation("Read Checkpoint")
     public Result<Map<String, Map<String, CheckPointReadTable>>> readCheckPoint(String path, String operatorId) {
-        return Result.data(INSTANCE.readCheckpoint(path, operatorId));
+        CheckpointRead checkpointRead = Singleton.get(CheckpointRead.class);
+        return Result.data(checkpointRead.readCheckpoint(path, operatorId));
     }
 
     @GetMapping("/configOptions")
diff --git a/dinky-admin/src/main/java/org/dinky/controller/TaskController.java b/dinky-admin/src/main/java/org/dinky/controller/TaskController.java
index bed837eca8..3f728781eb 100644
--- a/dinky-admin/src/main/java/org/dinky/controller/TaskController.java
+++ b/dinky-admin/src/main/java/org/dinky/controller/TaskController.java
@@ -313,7 +313,7 @@ public Result<FlinkJarSqlConvertVO> flinkJarSqlConvertForm(@RequestBody TaskDTO
         }
         Integer lastExecuteJarSqlStatementIndex = null;
         for (int i = 0; i < statements.length; i++) {
-            if (ExecuteJarParseStrategyUtil.match(statements[i])) {
+                if (ExecuteJarParseStrategyUtil.match(statements[i])) {
                 lastExecuteJarSqlStatementIndex = i;
             }
         }
diff --git a/dinky-admin/src/main/java/org/dinky/init/FlinkHistoryServer.java b/dinky-admin/src/main/java/org/dinky/init/FlinkHistoryServer.java
index 6aaf689bb4..c7a6169a73 100644
--- a/dinky-admin/src/main/java/org/dinky/init/FlinkHistoryServer.java
+++ b/dinky-admin/src/main/java/org/dinky/init/FlinkHistoryServer.java
@@ -58,6 +58,8 @@ public class FlinkHistoryServer implements ApplicationRunner {
     private final SystemConfiguration systemConfiguration = SystemConfiguration.getInstances();
     private final SysConfigService sysConfigService;
 
+
+
     public FlinkHistoryServer(JobInstanceService jobInstanceService, SysConfigService sysConfigService) {
         this.sysConfigService = sysConfigService;
         this.historyRunnable = () -> {
diff --git a/dinky-admin/src/main/java/org/dinky/init/SystemInit.java b/dinky-admin/src/main/java/org/dinky/init/SystemInit.java
index 2ac2720263..ebc1d433bc 100644
--- a/dinky-admin/src/main/java/org/dinky/init/SystemInit.java
+++ b/dinky-admin/src/main/java/org/dinky/init/SystemInit.java
@@ -93,20 +93,28 @@ public class SystemInit implements ApplicationRunner {
 
     @Override
     public void run(ApplicationArguments args) {
-        TenantContextHolder.ignoreTenant();
-        initResources();
-        List<Tenant> tenants = tenantService.list();
-        sysConfigService.initSysConfig();
-        sysConfigService.initExpressionVariables();
-
-        for (Tenant tenant : tenants) {
-            taskService.initDefaultFlinkSQLEnv(tenant.getId());
+        try {
+            TenantContextHolder.ignoreTenant();
+            initResources();
+            List<Tenant> tenants = tenantService.list();
+            sysConfigService.initSysConfig();
+            sysConfigService.initExpressionVariables();
+
+            for (Tenant tenant : tenants) {
+                taskService.initDefaultFlinkSQLEnv(tenant.getId());
+            }
+            initDaemon();
+            initDolphinScheduler();
+            registerUDF();
+            updateGitBuildState();
+            registerURL();
+        } catch (NoClassDefFoundError e) {
+            if (e.getMessage().contains("org/apache/flink")){
+                log.error("No Flink Jar dependency detected, please put the Flink Jar dependency into the DInky program first. (未检测到有 Flink Jar依赖，请先放入 Flink Jar 依赖到 DInky程序里)",e);
+            }else {
+                log.error("",e);
+            }
         }
-        initDaemon();
-        initDolphinScheduler();
-        registerUDF();
-        updateGitBuildState();
-        registerURL();
     }
 
     private void registerURL() {