diff --git a/pilot/commands/disply_type/show_chart_gen.py b/pilot/commands/disply_type/show_chart_gen.py
index 254b9fed1..0fe9fbae8 100644
--- a/pilot/commands/disply_type/show_chart_gen.py
+++ b/pilot/commands/disply_type/show_chart_gen.py
@@ -34,7 +34,6 @@ def response_line_chart(speak: str,  df: DataFrame) -> str:
     plt.title("")
 
     buf = io.BytesIO()
-    ax.set_facecolor("lightgray")
     plt.savefig(buf, format="png", dpi=100)
     buf.seek(0)
     data = base64.b64encode(buf.getvalue()).decode("ascii")
@@ -63,7 +62,6 @@ def response_bar_chart(speak: str,  df: DataFrame) -> str:
     plt.title("")
 
     buf = io.BytesIO()
-    ax.set_facecolor("lightgray")
     plt.savefig(buf, format="png", dpi=100)
     buf.seek(0)
     data = base64.b64encode(buf.getvalue()).decode("ascii")
@@ -95,7 +93,6 @@ def response_pie_chart(speak: str,  df: DataFrame) -> str:
     # plt.title(columns[0])
 
     buf = io.BytesIO()
-    ax.set_facecolor("lightgray")
     plt.savefig(buf, format="png", dpi=100)
     buf.seek(0)
     data = base64.b64encode(buf.getvalue()).decode("ascii")
diff --git a/pilot/openapi/api_v1/editor/api_editor_v1.py b/pilot/openapi/api_v1/editor/api_editor_v1.py
index 6385af054..fa9b6b238 100644
--- a/pilot/openapi/api_v1/editor/api_editor_v1.py
+++ b/pilot/openapi/api_v1/editor/api_editor_v1.py
@@ -84,7 +84,9 @@ async def get_editor_sql(con_uid: str, round: int):
             if int(once["chat_order"]) == round:
                 for element in once["messages"]:
                     if element["type"] == "ai":
-                        return Result.succ(json.loads(element["data"]["content"]))
+                        logger.info(f'history ai json resp:{element["data"]["content"]}')
+                        context = element["data"]["content"].replace("\\n", " ").replace("\n", " ")
+                        return Result.succ(json.loads(context))
     return Result.faild(msg="not have sql!")
 
 
diff --git a/pilot/out_parser/base.py b/pilot/out_parser/base.py
index 72e8c2536..d57840d04 100644
--- a/pilot/out_parser/base.py
+++ b/pilot/out_parser/base.py
@@ -119,10 +119,16 @@ class BaseOutputParser(ABC):
             ai_response = ai_response.replace("assistant:", "")
             ai_response = ai_response.replace("Assistant:", "")
             ai_response = ai_response.replace("ASSISTANT:", "")
-            ai_response = ai_response.replace("\n", " ")
             ai_response = ai_response.replace("\_", "_")
             ai_response = ai_response.replace("\*", "*")
             ai_response = ai_response.replace("\t", "")
+
+            ai_response = (
+                ai_response.strip()
+                    .replace("\\n", " ")
+                    .replace("\n", " ")
+                    .replace("\\", " ")
+            )
             print("un_stream ai response:", ai_response)
             return ai_response
         else:
@@ -154,7 +160,7 @@ class BaseOutputParser(ABC):
             if i < 0:
                 return None
             count = 1
-            for j, c in enumerate(s[i + 1 :], start=i + 1):
+            for j, c in enumerate(s[i + 1:], start=i + 1):
                 if c == "]":
                     count -= 1
                 elif c == "[":
@@ -162,13 +168,13 @@ class BaseOutputParser(ABC):
                 if count == 0:
                     break
             assert count == 0
-            return s[i : j + 1]
+            return s[i: j + 1]
         else:
             i = s.find("{")
             if i < 0:
                 return None
             count = 1
-            for j, c in enumerate(s[i + 1 :], start=i + 1):
+            for j, c in enumerate(s[i + 1:], start=i + 1):
                 if c == "}":
                     count -= 1
                 elif c == "{":
@@ -176,7 +182,7 @@ class BaseOutputParser(ABC):
                 if count == 0:
                     break
             assert count == 0
-            return s[i : j + 1]
+            return s[i: j + 1]
 
     def parse_prompt_response(self, model_out_text) -> T:
         """
@@ -193,9 +199,9 @@ class BaseOutputParser(ABC):
         # if "```" in cleaned_output:
         #     cleaned_output, _ = cleaned_output.split("```")
         if cleaned_output.startswith("```json"):
-            cleaned_output = cleaned_output[len("```json") :]
+            cleaned_output = cleaned_output[len("```json"):]
         if cleaned_output.startswith("```"):
-            cleaned_output = cleaned_output[len("```") :]
+            cleaned_output = cleaned_output[len("```"):]
         if cleaned_output.endswith("```"):
             cleaned_output = cleaned_output[: -len("```")]
         cleaned_output = cleaned_output.strip()
@@ -204,9 +210,9 @@ class BaseOutputParser(ABC):
             cleaned_output = self.__extract_json(cleaned_output)
         cleaned_output = (
             cleaned_output.strip()
-            .replace("\n", " ")
-            .replace("\\n", " ")
-            .replace("\\", " ")
+                .replace("\\n", " ")
+                .replace("\n", " ")
+                .replace("\\", " ")
         )
         cleaned_output = self.__illegal_json_ends(cleaned_output)
         return cleaned_output