Skip speechd config files that don't exist.

usr/local/bin/speechd_rate.py

@@ -44,6 +44,11 @@ def update_speechd_config_content(content, rate, volume, pitch):
     return newContent
 
 
+def get_writable_config_targets(configTargets):
+    """Return existing config paths to update, preserving order."""
+    return [configPath for configPath in configTargets if os.path.exists(configPath)]
+
+
 class SpeechRateMenu:
     def __init__(self, title="Speech Configuration"):
         self.title = title
@@ -122,7 +127,7 @@ class SpeechRateMenu:
     def save_settings_to_config(self):
         """Save the current settings to the speech-dispatcher config file"""
         try:
-            for configPath in self.configTargets:
+            for configPath in get_writable_config_targets(self.configTargets):
                 with open(configPath, 'r') as f:
                     content = f.read()