diff --git a/src/main/java/com/iflytop/gd/system/common/exception/AppException.java b/src/main/java/com/iflytop/gd/system/common/exception/AppException.java
new file mode 100644
index 0000000..28e634e
--- /dev/null
+++ b/src/main/java/com/iflytop/gd/system/common/exception/AppException.java
@@ -0,0 +1,21 @@
+package com.iflytop.gd.system.common.exception;
+
+import com.iflytop.gd.system.common.result.IResultCode;
+import lombok.Data;
+import lombok.EqualsAndHashCode;
+
+@Data
+@EqualsAndHashCode(callSuper = true)
+public class AppException extends RuntimeException {
+    private final IResultCode resultCode;
+
+    public AppException(IResultCode resultCode) {
+        super(resultCode.getMsg());
+        this.resultCode = resultCode;
+    }
+
+    @Override
+    public String toString() {
+        return "AppException{" + "code='" + resultCode.getCode() + ", msg=" + resultCode.getMsg() + '}';
+    }
+}
\ No newline at end of file
diff --git a/src/main/java/com/iflytop/gd/system/common/result/Result.java b/src/main/java/com/iflytop/gd/system/common/result/Result.java
index c42ae63..b44497d 100644
--- a/src/main/java/com/iflytop/gd/system/common/result/Result.java
+++ b/src/main/java/com/iflytop/gd/system/common/result/Result.java
@@ -53,6 +53,10 @@ public class Result<T> implements Serializable {
         return result(resultCode.getCode(), StrUtil.isNotBlank(msg) ? msg : resultCode.getMsg(), null);
     }
 
+    public static <T> Result<T> failed(String code, String msg) {
+        return result(code, msg, null);
+    }
+
     private static <T> Result<T> result(IResultCode resultCode, T data) {
         return result(resultCode.getCode(), resultCode.getMsg(), data);
     }
diff --git a/src/main/java/com/iflytop/gd/system/handler/GlobalExceptionHandler.java b/src/main/java/com/iflytop/gd/system/handler/GlobalExceptionHandler.java
new file mode 100644
index 0000000..0a6ae18
--- /dev/null
+++ b/src/main/java/com/iflytop/gd/system/handler/GlobalExceptionHandler.java
@@ -0,0 +1,24 @@
+package com.iflytop.gd.system.handler;
+
+import com.iflytop.gd.system.common.exception.AppException;
+import com.iflytop.gd.system.common.result.Result;
+import com.iflytop.gd.system.common.result.ResultCode;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.web.bind.annotation.ExceptionHandler;
+import org.springframework.web.bind.annotation.RestControllerAdvice;
+
+@Slf4j
+@RestControllerAdvice
+public class GlobalExceptionHandler {
+
+    @ExceptionHandler(Exception.class)
+    public Result<?> handleException(Exception ex) {
+        if (ex instanceof AppException ae) {
+            log.warn("AppException:", ae);
+            return Result.failed(ae.getResultCode());
+        }
+        log.error("Unhandled exception:", ex);
+        return Result.failed(ResultCode.SYSTEM_ERROR);
+    }
+
+}
\ No newline at end of file