diff --git a/core/http_client.py b/core/http_client.py
index 597f860..b778b50 100644
--- a/core/http_client.py
+++ b/core/http_client.py
@@ -186,6 +186,8 @@ class HTTPClient:
                 pass
         
         return url
+    
+    def _generate_cache_key(self, url: str, params: Optional[Dict] = None) -> str:
         """Generate a cache key from URL and parameters."""
         key_string = url
         if params:
diff --git a/plugins/dashboard/plugin.py b/plugins/dashboard/plugin.py
index b8f8a88..ece6750 100644
--- a/plugins/dashboard/plugin.py
+++ b/plugins/dashboard/plugin.py
@@ -266,7 +266,7 @@ class DashboardPlugin(BasePlugin):
         dialog.setWindowTitle("Customize Dashboard")
         dialog.setStyleSheet(f"""
             QDialog {{
-                background-color: {EU_COLORS['bg_dark']};
+                background-color: {EU_COLORS['bg_secondary']};
                 color: white;
             }}
             QLabel {{
diff --git a/plugins/log_parser_test/plugin.py b/plugins/log_parser_test/plugin.py
index 623ab52..95f3a0e 100644
--- a/plugins/log_parser_test/plugin.py
+++ b/plugins/log_parser_test/plugin.py
@@ -360,7 +360,8 @@ class LogParserTestPlugin(BasePlugin):
     def read_log(self, lines=50):
         """Read recent log lines."""
         try:
-            log_lines = self.read_log(lines=lines)
+            # Call parent class method (BasePlugin.read_log)
+            log_lines = super().read_log(lines=lines)
             if log_lines:
                 self.raw_log_text.setPlainText('\n'.join(log_lines))
         except Exception as e: