diff --git a/CHANGELOG.md b/CHANGELOG.md
index 495acecc..32f8c402 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -11,6 +11,7 @@
 - Crash to desktop for certain invalid or incomplete D constructs. (#107)
 - Project configuration index not handled with option "reloadLastDocuments".
 - Project groups widget, adding new items was broken.
+- Project groups, workspace persistence, the config index was not properly saved and restore.
 
 ## Other
 
diff --git a/docs/features_symbolic_strings.md b/docs/features_symbolic_strings.md
index 61f74d78..60cc3402 100644
--- a/docs/features_symbolic_strings.md
+++ b/docs/features_symbolic_strings.md
@@ -33,6 +33,8 @@ Current file:
 - **`<CI>`**: also _`<CurrentIdentifier>`_. Expanded to the identifier located at the caret position.
 - **`<CL>`**: also _`<CurrentLine>`_. Expanded to the current line of code.
 - **`<CS>`**: also _`<CurrentSelection>`_. Expanded to the current selection.
+- **`<CLN>`**: also _`<CaretLineNumber>`_. Expanded to the caret line number (1-based).
+- **`<CCN>`**: also _`<CaretColumnNumber>`_. Expanded to the caret column number (1-based).
 
 Current project:
 
diff --git a/src/u_symstring.pas b/src/u_symstring.pas
index fdc5a0d6..0df6c5c2 100644
--- a/src/u_symstring.pas
+++ b/src/u_symstring.pas
@@ -212,8 +212,6 @@ begin
     if fDoc.Identifier.isNotEmpty then
       fSymbols[CI] := fDoc.Identifier;
     fSymbols[CL] := fDoc.LineText;
-    fSymbols[CLN] := fDoc.CaretY.ToString();
-    fSymbols[CCN] := fDoc.CaretX.ToString();
     fSymbols[CS] := fDoc.SelText;
   end;
   // project interface
@@ -307,8 +305,20 @@ begin
           'CI',  'CurrentIdentifier'    : Result += fSymbols[CI];
           'CL',  'CurrentLine'          : Result += fSymbols[CL];
           'CS',  'CurrentSelection'     : Result += fSymbols[CS];
-          'CLN', 'CaretLineNumber'      : Result += fSymbols[CLN];
-          'CCN', 'CaretColumnNumber'    : Result += fSymbols[CCN];
+          'CLN', 'CaretLineNumber'      :
+          begin
+            if fDoc.isAssigned() then
+              Result += fDoc.CaretY.ToString()
+            else
+              Result += '0';
+          end;
+          'CCN', 'CaretColumnNumber'    :
+          begin
+            if fDoc.isAssigned() then
+              Result += fDoc.CaretX.ToString()
+            else
+              Result += '0';
+          end;
           //
           'CPF', 'CurrentProjectFile'   : Result += fSymbols[CPF];
           'CPFS','CurrentProjectFiles'  : Result += fSymbols[CPFS];