Delimiter selection on multiple lines setting lost

[Luigi-C]

Description of the Issue

The setting "Delimiters --> Allow on multiple lines" is not retained in the next run of the program.
Note: the cited menu items are translation from italian language.

Steps to Reproduce the Issue

1. Select "Configuration"
2. Select "Preferences"
3. Select "Delimiters"
4. Check "Allow on multiple lines"
5. Click on "Close"
6. Close the program
7. Run the program again
8. Repeat the steps from (1) to (3) and look at the checkbox (4) status.

Expected Behavior

At step (8) the checkbox should appear checked.

Actual Behavior

At step (8) the checkbox appears not checked.

Debug Information

Notepad++ v7.3.2 (32-bit)
Build time : Feb 12 2017 - 23:15:39
Path : C:\Program Files (x86)\Notepad++\notepad++.exe
Admin mode : OFF
Local Conf mode : OFF
OS : Windows 7 (64-bit)
Plugins : DSpellCheck2.dll HexEditor.dll mimeTools.dll NppConverter.dll NppExport.dll NppSaveAsAdmin.dll NppTextFX.dll PluginManager.dll

Running Notepad++ in Administrator mode does not help.