debug

frontend/src/components/competition/ProjectSubmission.jsx

@@ -201,7 +201,31 @@ const ProjectSubmission = ({ competitionId, initialValues, onCancel, onSuccess }
         onSuccess();
       } catch (error) {
         console.error('创建项目失败:', error);
-        const errorMsg = error.response?.data?.detail || error.response?.data?.message || JSON.stringify(error.response?.data) || error.message;
+        console.error('Response data:', error.response?.data);
+        
+        let errorMsg = '创建失败，请稍后重试';
+        
+        if (error.response?.data) {
+          const data = error.response.data;
+          if (typeof data === 'object') {
+            const messages = [];
+            for (const [key, value] of Object.entries(data)) {
+              if (Array.isArray(value)) {
+                messages.push(`${key}: ${value.join(', ')}`);
+              } else {
+                messages.push(`${key}: ${value}`);
+              }
+            }
+            if (messages.length > 0) {
+              errorMsg = messages.join('; ');
+            }
+          } else {
+            errorMsg = String(data);
+          }
+        } else if (error.message) {
+          errorMsg = error.message;
+        }
+        
         message.error(`创建失败: ${errorMsg}`);
       }
     }