LOOT will attempt to update v0.6 settings files.

Also added a safety check in case the settings file contains some keys
which are very old and don't exist in v0.7.

resources/report/js/custom.js

@@ -905,7 +905,10 @@ var EditableTableProto = Object.create(HTMLTableElement.prototype, {
 
             /* Data is an object with keys that match element class names. */
             for (var key in tableData) {
-                row.getElementsByClassName(key)[0].value = tableData[key];
+                var elems = row.getElementsByClassName(key);
+                if (elems.length == 1) {
+                    elems[0].value = tableData[key];
+                }
             }
 
             /* Add deletion listener. */

src/gui/app.cpp

@@ -151,7 +151,7 @@ namespace loot {
             }
         }
         // Check if the settings are valid (or if they don't exist).
-        if (!AreSettingsValid(_settings)) {
+        if (!AreSettingsValid()) {
             _settings = GetDefaultSettings();
         }
 
@@ -291,19 +291,55 @@ namespace loot {
         }
     }
     
-    bool LootState::AreSettingsValid(const YAML::Node& settings) {
-        if (!settings["language"])
-            return false;
-        if (!settings["game"])
-            return false;
-        if (!settings["lastGame"])
-            return false;
-        if (!settings["debugVerbosity"])
-            return false;
-        if (!settings["updateMasterlist"])
-            return false;
-        if (!settings["games"])
-            return false;
+    bool LootState::AreSettingsValid() {
+        if (!_settings["language"]) {
+            if (_settings["Language"]) {
+                // Conversion from 0.6 key.
+                _settings["language"] = _settings["Language"];
+                _settings.remove("Language");
+            } else
+                return false;
+        }
+        if (!_settings["game"])
+            if (_settings["Game"]) {
+            // Conversion from 0.6 key.
+            _settings["game"] = _settings["Game"];
+            _settings.remove("Game");
+            }
+            else
+                return false;
+        if (!_settings["lastGame"])
+            if (_settings["Last Game"]) {
+            // Conversion from 0.6 key.
+            _settings["lastGame"] = _settings["Last Game"];
+            _settings.remove("Last Game");
+            }
+            else
+                return false;
+        if (!_settings["debugVerbosity"])
+            if (_settings["Debug Verbosity"]) {
+            // Conversion from 0.6 key.
+            _settings["debugVerbosity"] = _settings["Debug Verbosity"];
+            _settings.remove("Debug Verbosity");
+            }
+            else
+                return false;
+        if (!_settings["updateMasterlist"])
+            if (_settings["Update Masterlist"]) {
+            // Conversion from 0.6 key.
+            _settings["updateMasterlist"] = _settings["Update Masterlist"];
+            _settings.remove("Update Masterlist");
+            }
+            else
+                return false;
+        if (!_settings["games"])
+            if (_settings["Games"]) {
+            // Conversion from 0.6 key.
+            _settings["games"] = _settings["Games"];
+            _settings.remove("Games");
+            }
+            else
+                return false;
 
         return true;
     }

src/gui/app.h

@@ -85,7 +85,7 @@ namespace loot {
         std::vector<std::string> _initErrors;
 
         // Check if the settings file has the right root keys (doesn't check their values).
-        bool AreSettingsValid(const YAML::Node& settings);
+        bool AreSettingsValid();
         YAML::Node GetDefaultSettings();
     };