Fix to #85.

NSoiffer · NSoiffer · commit 3ec467cd7db3 · 2025-03-15T12:21:58.000-07:00
This might have been a more general problem caused whenever the pref file is new.
diff --git a/addon/globalPlugins/MathCAT/MathCATPreferences.py b/addon/globalPlugins/MathCAT/MathCATPreferences.py
@@ -530,6 +530,8 @@ def get_ui_values(self):
             Braille_BrailleNavHighlight[self.m_choiceBrailleHighlights.GetSelection()]
         )
         user_preferences["Braille"]["BrailleCode"] = self.m_choiceBrailleMathCode.GetStringSelection()
+        if "NVDAAddOn" not in user_preferences:
+            user_preferences["NVDAAddOn"] = {"LastCategory": "0"}
         user_preferences["NVDAAddOn"]["LastCategory"] = self.m_listBoxPreferencesTopic.GetSelection()
 
     @staticmethod

Original file line number	Diff line number	Diff line change
`@@ -530,6 +530,8 @@ def get_ui_values(self):`
`530`	`530`	`Braille_BrailleNavHighlight[self.m_choiceBrailleHighlights.GetSelection()]`
`531`	`531`	`)`
`532`	`532`	`user_preferences["Braille"]["BrailleCode"] = self.m_choiceBrailleMathCode.GetStringSelection()`
	`533`	`+ if "NVDAAddOn" not in user_preferences:`
	`534`	`+ user_preferences["NVDAAddOn"] = {"LastCategory": "0"}`
`533`	`535`	`user_preferences["NVDAAddOn"]["LastCategory"] = self.m_listBoxPreferencesTopic.GetSelection()`
`534`	`536`
`535`	`537`	`@staticmethod`