Resolve "Solveur: Les select d'une session chargée ne s'initialise pas"

Closes #668 (closed), #669 (closed)

src/app/formulaire/elements/select/select-field-searched-param.ts

@@ -23,11 +23,20 @@ export class SelectFieldSearchedParam extends SelectField {
             ntc,
             solv.targettedResult !== undefined && solv.targettedResult !== ""
         );
+
         for (const p of searchableParams) {
             if (p.visible) {
-                const calc = fs.getFormulaireFromId(p.originNub.uid).calculatorName;
+                let calcTitle;
+                // if form already exist
+                if(fs.getFormulaireFromId(p.originNub.uid)) {
+                    calcTitle = fs.getFormulaireFromId(p.originNub.uid).calculatorName;
+                }
+                // prevent issue #369 (loading session)
+                else {
+                    calcTitle = fs.getTitlebyIdOnSelectedLoadedNubs(p.originNub.uid).title;
+                }
                 const varName = fs.expandVariableName(p.originNub.calcType, p.symbol);
-                const label = `${p.symbol} - ${varName} (${calc})`;
+                const label = `${p.symbol} - ${varName} (${calcTitle})`;
                 this.addEntry(this.createOrGetEntry(this._entriesBaseId + p.getParentComputeNode(false).uid + "_" + p.symbol, p, decodeHtml(label)));
             }
         }