diff --git a/app/src/layout/dock/Files.ts b/app/src/layout/dock/Files.ts
index 95b826041..edbc94d03 100644
--- a/app/src/layout/dock/Files.ts
+++ b/app/src/layout/dock/Files.ts
@@ -780,7 +780,12 @@ export class Files extends Model {
                     currentPath = dirname + ".sy";
                 }
             } else {
-                liElement.querySelector(".fn__hidden")?.classList.remove("fn__hidden");
+                const hiddenElement = liElement.querySelector(".fn__hidden")
+                if (hiddenElement) {
+                    hiddenElement.classList.remove("fn__hidden");
+                } else {
+                    this.getLeaf(liElement, notebookId, true);
+                }
                 break;
             }
         }
diff --git a/app/src/mobile/dock/MobileFiles.ts b/app/src/mobile/dock/MobileFiles.ts
index 93f220b14..9762b0926 100644
--- a/app/src/mobile/dock/MobileFiles.ts
+++ b/app/src/mobile/dock/MobileFiles.ts
@@ -293,7 +293,12 @@ export class MobileFiles extends Model {
                     currentPath = dirname + ".sy";
                 }
             } else {
-                liElement.querySelector(".fn__hidden")?.classList.remove("fn__hidden");
+                const hiddenElement = liElement.querySelector(".fn__hidden")
+                if (hiddenElement) {
+                    hiddenElement.classList.remove("fn__hidden");
+                } else {
+                    this.getLeaf(liElement, notebookId, true);
+                }
                 break;
             }
         }
diff --git a/app/src/protyle/toolbar/index.ts b/app/src/protyle/toolbar/index.ts
index 329275818..222c1bbaa 100644
--- a/app/src/protyle/toolbar/index.ts
+++ b/app/src/protyle/toolbar/index.ts
@@ -229,7 +229,7 @@ export class Toolbar {
 
     public setInlineMark(protyle: IProtyle, type: string, action: "range" | "toolbar", textObj?: ITextOption) {
         const nodeElement = hasClosestBlock(this.range.startContainer);
-        if (!nodeElement) {
+        if (!nodeElement || nodeElement.getAttribute("data-type") === "NodeCodeBlock") {
             return;
         }
         const endElement = hasClosestBlock(this.range.endContainer);