diff --git a/core/package.json b/core/package.json
index cfdf61f..f31b994 100644
--- a/core/package.json
+++ b/core/package.json
@@ -3,7 +3,7 @@
   "displayName": "Taipy Studio Configuration Builder",
   "description": "Visual Studio Code extension for Taipy: Configuration Builder",
   "publisher": "Avaiga",
-  "version": "0.0.5",
+  "version": "0.0.6",
   "homepage": "https://github.com/Avaiga/taipy-studio.git",
   "repository": {
     "type": "git",
diff --git a/core/src/context.ts b/core/src/context.ts
index 2ac2b5f..2986c35 100644
--- a/core/src/context.ts
+++ b/core/src/context.ts
@@ -147,6 +147,7 @@ export class Context {
   }
 
   private revealConfigNodesInTrees() {
+    this.unselectConfigNode();
     this.treeProviders.forEach((p, idx) => {
       const nodeType = p.getNodeType();
       const lastSelectedUri = this.selectionCache[nodeType];
@@ -215,6 +216,10 @@ export class Context {
     return workspace.openTextDocument(getOriginalUri(uri));
   }
 
+  private async unselectConfigNode(): Promise<void> {
+    this.configDetailsView.setEmptyContent();
+  }
+
   private async selectConfigNode(nodeType: string, name: string, configNode: object, uri: Uri, reveal = true): Promise<void> {
     let updateCache = false;
     if (reveal || this.selectionCache.lastView === nodeType) {
diff --git a/core/src/editors/ConfigEditor.ts b/core/src/editors/ConfigEditor.ts
index d7ca4d7..4eafba9 100644
--- a/core/src/editors/ConfigEditor.ts
+++ b/core/src/editors/ConfigEditor.ts
@@ -299,7 +299,7 @@ export class ConfigEditorProvider implements CustomTextEditorProvider {
   }
 
   private async applyEdits(uri: Uri, edits: TextEdit[]) {
-    if (edits.length) {
+    if (edits?.length) {
       const we = new WorkspaceEdit();
       we.set(uri, edits);
       return workspace.applyEdit(we);
@@ -357,7 +357,7 @@ export class ConfigEditorProvider implements CustomTextEditorProvider {
   private async getNodeName(doc: TextDocument, nodeType: string, addNodeToActiveDiagram = true) {
     const symbols = this.taipyContext.getSymbols(doc.uri.toString());
     const typeSymbol = getSymbol(symbols, nodeType);
-    const nodeName = typeSymbol.children
+    const nodeName = (typeSymbol?.children || [])
       .filter(s => s.name.toLowerCase().startsWith(nodeType.toLowerCase()))
       .sort()
       .reduce((pv, s) => {
@@ -375,7 +375,7 @@ export class ConfigEditorProvider implements CustomTextEditorProvider {
       if (!value || /[\s\.]/.test(value) || value.toLowerCase() === "default") {
         return l10n.t("Entity {0} Name should not contain space, '.' or be empty or be default '{1}'", nodeType, value);
       }
-      if (typeSymbol.children.some(s => s.name.toLowerCase() === value.toLowerCase())) {
+      if (typeSymbol?.children.some(s => s.name.toLowerCase() === value.toLowerCase())) {
         return l10n.t("Another {0} entity has the name {1}", nodeType, value);
       }
       return undefined as string;
diff --git a/core/src/providers/ConfigDetails.ts b/core/src/providers/ConfigDetails.ts
index 87d78a0..47ac197 100644
--- a/core/src/providers/ConfigDetails.ts
+++ b/core/src/providers/ConfigDetails.ts
@@ -97,6 +97,9 @@ export class ConfigDetailsView implements WebviewViewProvider {
   private docListener(textDocument: TextDocument) {
     if (isUriEqual(this.configUri, textDocument.uri)) {
       const symbols = this.taipyContext.getSymbols(this.configUri.toString());
+      if (!symbols) {
+        this.setEmptyContent();
+      }
       const nameSymbol = getSymbol(symbols, this.nodeType, this.nodeName);
       const node = getNodeFromSymbol(textDocument, nameSymbol);
       this._view?.webview.postMessage({
@@ -108,6 +111,9 @@ export class ConfigDetailsView implements WebviewViewProvider {
 
   private async editProperty(nodeType: string, nodeName: string, propertyName?: string, propertyValue?: string | string[]) {
     const symbols = this.taipyContext.getSymbols(this.configUri.toString());
+    if (!symbols) {
+      return;
+    }
     const insert = !propertyName;
     let propertyRange: Range;
     if (insert) {
diff --git a/core/src/utils/errors.ts b/core/src/utils/errors.ts
index 3f08a1e..0883ba1 100644
--- a/core/src/utils/errors.ts
+++ b/core/src/utils/errors.ts
@@ -13,6 +13,7 @@ const linkNodeTypes = [DataNode, Task, Pipeline];
 export const reportInconsistencies = (doc: TextDocument, symbols: Array<DocumentSymbol>, schemaErrors: ErrorObject[] | null) => {
   const nodeIds = new Set<string>();
   const diagnostics = [] as Diagnostic[];
+  if (Array.isArray(symbols)) {
   // Check the existence of the linked elements
   symbols.forEach((symbol) => {
     const childType = getChildType(symbol.name);
@@ -62,7 +63,8 @@ export const reportInconsistencies = (doc: TextDocument, symbols: Array<Document
           });
         })
     );
-  schemaErrors &&
+  }
+  Array.isArray(schemaErrors) &&
     schemaErrors.forEach((err) => {
       const paths = err.instancePath.split("/").filter((p) => p);
       const symbol = getSymbol(symbols, ...paths);
diff --git a/core/webviews/package.json b/core/webviews/package.json
index ca10708..705a5ab 100644
--- a/core/webviews/package.json
+++ b/core/webviews/package.json
@@ -3,7 +3,7 @@
   "displayName": "taipy-studio-webviews",
   "description": "Components for Visual Studio Code extension for Taipy",
   "publisher": "Avaiga",
-  "version": "0.0.5",
+  "version": "0.0.6",
   "categories": [
     "Other"
   ],