diff --git a/webapp/public/locales/en/main.json b/webapp/public/locales/en/main.json
index e839856832..e6ad22ca4c 100644
--- a/webapp/public/locales/en/main.json
+++ b/webapp/public/locales/en/main.json
@@ -639,7 +639,7 @@
   "studies.filters.strictfolder": "Show only direct folder children",
   "studies.filters.showAllDescendants": "Show all children",
   "studies.scanFolder": "Scan folder",
-  "studies.requestDeepScan": "Scan the folder recursively (may be long) ?",
+  "studies.requestDeepScan": "Recursive scan",
   "studies.moveStudy": "Move",
   "studies.movefolderplaceholder": "Path separated by '/'",
   "studies.importcopy": "Copy to database",
diff --git a/webapp/public/locales/fr/main.json b/webapp/public/locales/fr/main.json
index 321bf2b57b..65e6ff80dd 100644
--- a/webapp/public/locales/fr/main.json
+++ b/webapp/public/locales/fr/main.json
@@ -637,9 +637,9 @@
   "studies.copySuffix": "Copie",
   "studies.folder": "Dossier",
   "studies.filters.strictfolder": "Afficher uniquement les descendants directs",
-  "studies.filters.showAllDescendants": "Afficher tous les descendants",
+  "studies.filters.showAllDescendants": "Voir les sous-dossiers",
   "studies.scanFolder": "Scanner le dossier",
-  "studies.requestDeepScan": "Scanner le dossier récursivement (ça peut être long) ?",
+  "studies.requestDeepScan": "Scan récursif",
   "studies.moveStudy": "Déplacer",
   "studies.movefolderplaceholder": "Chemin séparé par des '/'",
   "studies.importcopy": "Copier en base",
diff --git a/webapp/src/components/App/Studies/StudiesList/index.tsx b/webapp/src/components/App/Studies/StudiesList/index.tsx
index b111be325f..2b4c2d7cb0 100644
--- a/webapp/src/components/App/Studies/StudiesList/index.tsx
+++ b/webapp/src/components/App/Studies/StudiesList/index.tsx
@@ -94,7 +94,7 @@ function StudiesList(props: StudiesListProps) {
   const [selectedStudies, setSelectedStudies] = useState<string[]>([]);
   const [selectionMode, setSelectionMode] = useState(false);
   const [confirmFolderScan, setConfirmFolderScan] = useState<boolean>(false);
-  const [requestDeepScan, setRequestDeepScan] = useState<boolean>(false);
+  const [isRecursiveScan, setIsRecursiveScan] = useState<boolean>(false);
 
   useEffect(() => {
     setFolderList(folder.split("/"));
@@ -163,16 +163,16 @@ function StudiesList(props: StudiesListProps) {
     try {
       // Remove "/root" from the path
       const folder = folderList.slice(1).join("/");
-      await scanFolder(folder, requestDeepScan);
+      await scanFolder(folder, isRecursiveScan);
       setConfirmFolderScan(false);
-      setRequestDeepScan(false);
+      setIsRecursiveScan(false);
     } catch (e) {
       enqueueErrorSnackbar(t("studies.error.scanFolder"), e as AxiosError);
     }
   };
 
-  const handleDeepScanCheckboxChange = () => {
-    setRequestDeepScan(!requestDeepScan);
+  const handleRecursiveScan = () => {
+    setIsRecursiveScan(!isRecursiveScan);
   };
 
   ////////////////////////////////////////////////////////////////
@@ -288,7 +288,7 @@ function StudiesList(props: StudiesListProps) {
               titleIcon={RadarIcon}
               onCancel={() => {
                 setConfirmFolderScan(false);
-                setRequestDeepScan(false);
+                setIsRecursiveScan(false);
               }}
               onConfirm={handleFolderScan}
               alert="warning"
@@ -296,9 +296,9 @@ function StudiesList(props: StudiesListProps) {
             >
               {`${t("studies.scanFolder")} ${folder}?`}
               <FormControlLabel
-                control={<Checkbox checked={requestDeepScan} />}
+                control={<Checkbox checked={isRecursiveScan} />}
                 label={t("studies.requestDeepScan")}
-                onChange={handleDeepScanCheckboxChange}
+                onChange={handleRecursiveScan}
               />{" "}
             </ConfirmationDialog>
           )}
diff --git a/webapp/src/components/App/Studies/StudyTree/index.tsx b/webapp/src/components/App/Studies/StudyTree/index.tsx
index 841ed1ce5d..f7bd95aec5 100644
--- a/webapp/src/components/App/Studies/StudyTree/index.tsx
+++ b/webapp/src/components/App/Studies/StudyTree/index.tsx
@@ -26,6 +26,7 @@ import useEnqueueErrorSnackbar from "@/hooks/useEnqueueErrorSnackbar";
 import useUpdateEffectOnce from "@/hooks/useUpdateEffectOnce";
 import { fetchAndInsertSubfolders, fetchAndInsertWorkspaces } from "./utils";
 import { useTranslation } from "react-i18next";
+import { AxiosError } from "axios";
 
 function StudyTree() {
   const initialStudiesTree = useAppSelector(getStudiesTree);
@@ -63,7 +64,7 @@ function StudyTree() {
         setStudiesTree(initialStudiesTree);
         enqueueErrorSnackbar(
           t("studies.tree.error.failToFetchWorkspace"),
-          t("studies.tree.error.detailsInConsole"),
+          error as AxiosError,
         );
       }
     };
@@ -75,36 +76,41 @@ function StudyTree() {
   // Event Handlers
   ////////////////////////////////////////////////////////////////
 
-  const handleTreeItemClick = (
+  const handleTreeItemClick = async (
     itemId: string,
     studyTreeNode: StudyTreeNode,
   ) => {
     dispatch(updateStudyFilters({ folder: itemId }));
     if (itemId === "root") {
-      fetchAndInsertWorkspaces(studiesTree)
-        .then(setStudiesTree)
-        .catch((error) => {
-          enqueueErrorSnackbar("Failed to load list workspaces", error);
-        });
+      try {
+        const nextTree = await fetchAndInsertWorkspaces(studiesTree);
+        setStudiesTree(nextTree);
+      } catch (error) {
+        enqueueErrorSnackbar(
+          "studies.tree.error.failToFetchWorkspace",
+          error as AxiosError,
+        );
+      }
     }
     const chidrenPaths = studyTreeNode.children.map(
       (child) => `root${child.path}`,
     );
     // children paths and current element path
-    fetchAndInsertSubfolders(chidrenPaths, studiesTree).then((r) => {
-      setStudiesTree(r[0]);
-      for (const path of r[1]) {
-        enqueueErrorSnackbar(
-          t("studies.tree.error.failToFetchFolder", {
-            path,
-            interpolation: { escapeValue: false },
-          }),
-          t("studies.tree.error.detailsInConsole"),
-        );
-      }
-    });
+    const [nextTree, failedPath] = await fetchAndInsertSubfolders(
+      chidrenPaths,
+      studiesTree,
+    );
+    setStudiesTree(nextTree);
+    for (const path of failedPath) {
+      enqueueErrorSnackbar(
+        t("studies.tree.error.failToFetchFolder", {
+          path,
+          interpolation: { escapeValue: false },
+        }),
+        t("studies.tree.error.detailsInConsole"),
+      );
+    }
   };
-
   ////////////////////////////////////////////////////////////////
   // JSX
   ////////////////////////////////////////////////////////////////