diff --git a/src/main/java/com/interplug/qcast/batch/JobLauncherController.java b/src/main/java/com/interplug/qcast/batch/JobLauncherController.java
index 4d1503e7..483decf8 100644
--- a/src/main/java/com/interplug/qcast/batch/JobLauncherController.java
+++ b/src/main/java/com/interplug/qcast/batch/JobLauncherController.java
@@ -21,6 +21,7 @@ import org.springframework.web.bind.annotation.PathVariable;
 import org.springframework.web.bind.annotation.RestController;
 import org.springframework.context.event.EventListener;
 import java.time.LocalDateTime;
+import java.sql.SQLException;
 
 @RestController
 @RequiredArgsConstructor
@@ -74,6 +75,7 @@ public class JobLauncherController {
       JobParametersInvalidException, JobRestartException {
 
 
+    log.info("Manual launch requested for job: {}", jobName);
     Job job = jobs.get(jobName);
     Map<String, Object> resultMap = new HashMap<String, Object>();
     if (job == null) {
@@ -98,6 +100,7 @@ public class JobLauncherController {
           .addDate("time", new Date()).toJobParameters();
 
       JobExecution jobExecution = jobLauncher.run(job, jobParameters);
+      log.info("Job {} started with execution id {}", jobName, jobExecution.getId());
 
       BatchStatus status = jobExecution.getStatus();
       ExitStatus exitStatus = jobExecution.getExitStatus();
@@ -108,6 +111,7 @@ public class JobLauncherController {
       // return "Job " + jobName + " started";
       return resultMap;
     } catch (Exception e) {
+      logExceptionDetails("Manual launch failed", jobName, e);
       resultMap.put("code", "FAILED");
       resultMap.put("message", e.getMessage());
       return resultMap;
@@ -302,12 +306,14 @@ public class JobLauncherController {
 
         log.info("Job {} 실행 시도 (재시도 {}/{})", jobName, retryCount + 1, maxRetries);
         JobExecution jobExecution = jobLauncher.run(job, jobParameters);
+        log.info("Job {} started with execution id {}", jobName, jobExecution.getId());
 
         log.info("Job {} 완료 상태: {}", jobName, jobExecution.getExitStatus().getExitCode());
         return jobName + " executed successfully";
 
       } catch (Exception e) {
         retryCount++;
+        logExceptionDetails("Scheduled launch failed", jobName, e);
 
         // 데드락 오류인지 확인
         boolean isDeadlock = e.getCause() != null &&
@@ -341,6 +347,7 @@ public class JobLauncherController {
    */
   private boolean isJobRunning(String jobName) {
     try {
+      log.debug("Checking running executions for job: {}", jobName);
       Set<JobExecution> runningExecutions = jobExplorer.findRunningJobExecutions(jobName);
       if (runningExecutions.isEmpty()) {
         return false;
@@ -380,4 +387,18 @@ public class JobLauncherController {
       return false;
     }
   }
+
+  private void logExceptionDetails(String context, String jobName, Exception e) {
+    Throwable root = e;
+    while (root.getCause() != null) {
+      root = root.getCause();
+    }
+    if (root instanceof SQLException) {
+      SQLException sqlEx = (SQLException) root;
+      log.error("{} for job {}: SQLState={}, errorCode={}, message={}",
+              context, jobName, sqlEx.getSQLState(), sqlEx.getErrorCode(), sqlEx.getMessage(), e);
+    } else {
+      log.error("{} for job {}: {}", context, jobName, root.getMessage(), e);
+    }
+  }
 }