handle apperror

app.py

@@ -1,5 +1,6 @@
 import gradio as gr
 from gradio_client import Client
+from gradio_client.exceptions import AppError
 import frontmatter
 import os
 import spaces
@@ -32,10 +33,15 @@ examples = [
 #   "input": "```\n_BOOL8 __fastcall sub_409B9A(_QWORD *a1, _QWORD *a2)\n{\nreturn *a1 < *a2 || *a1 == *a2 && a1[1] < a2[1];\n}\n```\nWhat are the variable name and type for the following memory accesses:a1, a1[1], a2, a2[1]?\n",
 #  "output": "a1: a, os_reltime* -> sec, os_time_t\na1[1]: a, os_reltime* -> usec, os_time_t\na2: b, os_reltime* -> sec, os_time_t\na2[1]: b, os_reltime* -> usec, os_time_t",
 def field_prompt(code):
-    field_helper_result = gradio_client.predict(
-        decompiled_code=code,
-        api_name="/predict",
-    )
+    try:
+        field_helper_result = gradio_client.predict(
+            decompiled_code=code,
+            api_name="/predict",
+        )
+    except AppError as e:
+        print(f"AppError: {e}")
+        return None, [], None
+    
     print(f"field helper result: {field_helper_result}")
 
     fields = sorted([e['expr'] for e in field_helper_result[0] if e['expr'] != ''])