diff --git a/src/main/java/cn/lihongjie/coal/spring/config/CustomStringDeserializer.java b/src/main/java/cn/lihongjie/coal/spring/config/CustomStringDeserializer.java
index 62c1425d..0f1370c5 100644
--- a/src/main/java/cn/lihongjie/coal/spring/config/CustomStringDeserializer.java
+++ b/src/main/java/cn/lihongjie/coal/spring/config/CustomStringDeserializer.java
@@ -1,19 +1,18 @@
 package cn.lihongjie.coal.spring.config;
 
-import com.fasterxml.jackson.core.JacksonException;
 import com.fasterxml.jackson.core.JsonParser;
 import com.fasterxml.jackson.core.JsonToken;
 import com.fasterxml.jackson.core.TreeNode;
 import com.fasterxml.jackson.databind.DeserializationContext;
 import com.fasterxml.jackson.databind.JsonDeserializer;
+import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.databind.node.ValueNode;
 
 import java.io.IOException;
 
 public class CustomStringDeserializer extends JsonDeserializer<String> {
     @Override
-    public String deserialize(JsonParser p, DeserializationContext ctxt)
-            throws IOException {
+    public String deserialize(JsonParser p, DeserializationContext ctxt) throws IOException {
 
         JsonToken currentToken = p.getCurrentToken();
 
@@ -26,6 +25,14 @@ public class CustomStringDeserializer extends JsonDeserializer<String> {
         } else if (currentToken == JsonToken.VALUE_NUMBER_INT
                 || currentToken == JsonToken.VALUE_NUMBER_FLOAT) {
             return String.valueOf(p.getNumberValue());
+        } else if (currentToken == JsonToken.START_ARRAY) {
+
+            TreeNode treeNode = p.readValueAsTree();
+
+            ObjectMapper mapper = (ObjectMapper) p.getCodec();
+
+            return mapper.writeValueAsString(treeNode);
+
         } else if (currentToken == JsonToken.START_OBJECT) {
 
             TreeNode treeNode = p.readValueAsTree();
diff --git a/src/main/java/cn/lihongjie/coal/spring/config/GlobalExceptionHandler.java b/src/main/java/cn/lihongjie/coal/spring/config/GlobalExceptionHandler.java
index 5adefe0b..c13518d4 100644
--- a/src/main/java/cn/lihongjie/coal/spring/config/GlobalExceptionHandler.java
+++ b/src/main/java/cn/lihongjie/coal/spring/config/GlobalExceptionHandler.java
@@ -41,13 +41,13 @@ public class GlobalExceptionHandler {
     public R handleException(
             RuntimeException ex, HttpServletRequest request, HandlerMethod handlerMethod) {
         logEx(ex, request, handlerMethod);
-        return R.fail("sysError", "系统异常");
+        return R.fail("sysError", "系统异常: " + ex.getMessage());
     }
 
     @ExceptionHandler(Exception.class)
     public R handleException(
             Exception ex, HttpServletRequest request, HandlerMethod handlerMethod) {
         logEx(ex, request, handlerMethod);
-        return R.fail("sysError", "系统异常");
+        return R.fail("sysError", "系统异常: " + ex.getMessage());
     }
 }