diff --git a/agentmain.py b/agentmain.py
index a4f433b7..cf1d47c0 100644
--- a/agentmain.py
+++ b/agentmain.py
@@ -6,13 +6,11 @@ if sys.stderr is None: sys.stderr = open(os.devnull, "w")
 elif hasattr(sys.stderr, 'reconfigure'): sys.stderr.reconfigure(errors='replace')
 sys.path.append(os.path.abspath(os.path.join(os.path.dirname(__file__), '..')))
 
-from llmcore import reload_mykeys, LLMSession, ToolClient, ClaudeSession, MixinSession, NativeToolClient, NativeClaudeSession, NativeOAISession, resolve_client
+from llmcore import reload_mykeys, ToolClient, MixinSession, NativeToolClient, NativeClaudeSession, NativeOAISession, resolve_client
 from agent_loop import agent_runner_loop
 try:
-    from plugins.hooks import discover_and_load as _discover_plugins
-    _discover_plugins()
-except Exception:
-    pass
+    from plugins.hooks import discover_and_load; discover_and_load()
+except Exception: pass
 from ga import GenericAgentHandler, smart_format, get_global_memory, format_error, consume_file
 
 script_dir = os.path.dirname(os.path.abspath(__file__))
diff --git a/llmcore.py b/llmcore.py
index c81fb0bb..c1091059 100644
--- a/llmcore.py
+++ b/llmcore.py
@@ -2,15 +2,21 @@ import os, json, re, time, requests, sys, threading, urllib3, base64, importlib,
 from datetime import datetime
 urllib3.disable_warnings(urllib3.exceptions.InsecureRequestWarning)
 _RESP_CACHE_KEY = str(uuid.uuid4())
+_ROOT = os.path.dirname(os.path.abspath(__file__))
+if _ROOT not in sys.path: sys.path.append(_ROOT)
 
 def _load_mykeys():
     global _mykey_path
     try:
         import mykey; importlib.reload(mykey); _mykey_path = mykey.__file__
         return {k: v for k, v in vars(mykey).items() if not k.startswith('_')}
-    except ImportError: pass
+    except ImportError as e:
+        if getattr(e, 'name', None) != 'mykey':
+            raise Exception(f'[ERROR] mykey.py found but failed to import: {e}') from e
+    except SyntaxError as e:
+        raise Exception(f'[ERROR] mykey.py has syntax error: {e}') from e
     _mykey_path = p = os.path.join(os.path.dirname(os.path.abspath(__file__)), 'mykey.json')
-    if not os.path.exists(p): raise Exception('[ERROR] mykey.py or mykey.json not found, please create one from mykey_template.')
+    if not os.path.exists(p): raise Exception('[ERROR] mykey.py not found in sys.path and mykey.json not found. Run "python configure_mykey.py" or copy mykey_template.py to mykey.py and fill in your keys.')
     with open(p, encoding='utf-8') as f: return json.load(f)
 
 _mykey_path = _mykey_mtime = None