diff --git a/AIStudyApp/AIStudyApp.xcodeproj/project.xcworkspace/xcuserdata/Admin1.xcuserdatad/UserInterfaceState.xcuserstate b/AIStudyApp/AIStudyApp.xcodeproj/project.xcworkspace/xcuserdata/Admin1.xcuserdatad/UserInterfaceState.xcuserstate
index 9612451..ef0ae12 100644
Binary files a/AIStudyApp/AIStudyApp.xcodeproj/project.xcworkspace/xcuserdata/Admin1.xcuserdatad/UserInterfaceState.xcuserstate and b/AIStudyApp/AIStudyApp.xcodeproj/project.xcworkspace/xcuserdata/Admin1.xcuserdatad/UserInterfaceState.xcuserstate differ
diff --git a/AIStudyApp/AIStudyApp/Core/Network/APIClient.swift b/AIStudyApp/AIStudyApp/Core/Network/APIClient.swift
index 764bf9f..3386c18 100644
--- a/AIStudyApp/AIStudyApp/Core/Network/APIClient.swift
+++ b/AIStudyApp/AIStudyApp/Core/Network/APIClient.swift
@@ -56,20 +56,24 @@ actor APIClient {
         }
 
         if let body {
-            let encoded = try JSONEncoder().encode(AnyEncodable(body))
-            request.httpBody = encoded
-            print("[APIClient] \(method) \(path) bodySize=\(encoded.count)")
-        } else {
-            print("[APIClient] \(method) \(path)")
+            request.httpBody = try JSONEncoder().encode(AnyEncodable(body))
         }
 
-        let (data, response) = try await session.data(for: request)
-        print("[APIClient] \(method) \(path) -> response received")
+        let (data, response): (Data, URLResponse)
+        do {
+            (data, response) = try await session.data(for: request)
+        } catch {
+            print("[API] \(method) \(path) ❌ \(error.localizedDescription)")
+            throw APIError.networkError(error)
+        }
 
         guard let httpResponse = response as? HTTPURLResponse else {
             throw APIError.networkError(NSError(domain: "", code: -1))
         }
 
+        let responseBody = String(data: data, encoding: .utf8)?.prefix(300) ?? ""
+        print("[API] \(method) \(path) → \(httpResponse.statusCode) | \(responseBody)")
+
         switch httpResponse.statusCode {
         case 200, 201:
             return try decodeResponse(data)