diff --git a/src/lib/apis/models/index.ts b/src/lib/apis/models/index.ts
index 5880874bbf..9cf625d035 100644
--- a/src/lib/apis/models/index.ts
+++ b/src/lib/apis/models/index.ts
@@ -219,7 +219,7 @@ export const deleteModelById = async (token: string, id: string) => {
 			return json;
 		})
 		.catch((err) => {
-			error = err;
+			error = err.detail;
 
 			console.log(err);
 			return null;
diff --git a/src/lib/components/admin/Settings/Audio.svelte b/src/lib/components/admin/Settings/Audio.svelte
index a7a0300276..f3b7e982c0 100644
--- a/src/lib/components/admin/Settings/Audio.svelte
+++ b/src/lib/components/admin/Settings/Audio.svelte
@@ -51,7 +51,7 @@
 			models = [];
 		} else {
 			const res = await _getModels(localStorage.token).catch((e) => {
-				toast.error(e);
+				toast.error(`${e}`);
 			});
 
 			if (res) {
@@ -74,7 +74,7 @@
 			}, 100);
 		} else {
 			const res = await _getVoices(localStorage.token).catch((e) => {
-				toast.error(e);
+				toast.error(`${e}`);
 			});
 
 			if (res) {
diff --git a/src/lib/components/channel/MessageInput.svelte b/src/lib/components/channel/MessageInput.svelte
index 623649cbf5..c599de5e2b 100644
--- a/src/lib/components/channel/MessageInput.svelte
+++ b/src/lib/components/channel/MessageInput.svelte
@@ -200,7 +200,7 @@
 				files = files.filter((item) => item?.itemId !== tempItemId);
 			}
 		} catch (e) {
-			toast.error(e);
+			toast.error(`${e}`);
 			files = files.filter((item) => item?.itemId !== tempItemId);
 		}
 	};
diff --git a/src/lib/components/chat/MessageInput.svelte b/src/lib/components/chat/MessageInput.svelte
index 734177df02..69895f513a 100644
--- a/src/lib/components/chat/MessageInput.svelte
+++ b/src/lib/components/chat/MessageInput.svelte
@@ -211,7 +211,7 @@
 				files = files.filter((item) => item?.itemId !== tempItemId);
 			}
 		} catch (e) {
-			toast.error(e);
+			toast.error(`${e}`);
 			files = files.filter((item) => item?.itemId !== tempItemId);
 		}
 	};
diff --git a/src/lib/components/chat/Settings/Audio.svelte b/src/lib/components/chat/Settings/Audio.svelte
index e56fe056a4..3f9fa9335b 100644
--- a/src/lib/components/chat/Settings/Audio.svelte
+++ b/src/lib/components/chat/Settings/Audio.svelte
@@ -39,7 +39,7 @@
 			}, 100);
 		} else {
 			const res = await _getVoices(localStorage.token).catch((e) => {
-				toast.error(e);
+				toast.error(`${e}`);
 			});
 
 			if (res) {
diff --git a/src/lib/components/workspace/Knowledge.svelte b/src/lib/components/workspace/Knowledge.svelte
index c5ea4ad7ff..ff6cea2198 100644
--- a/src/lib/components/workspace/Knowledge.svelte
+++ b/src/lib/components/workspace/Knowledge.svelte
@@ -54,7 +54,7 @@
 
 	const deleteHandler = async (item) => {
 		const res = await deleteKnowledgeById(localStorage.token, item.id).catch((e) => {
-			toast.error(e);
+			toast.error(`${e}`);
 		});
 
 		if (res) {
diff --git a/src/lib/components/workspace/Knowledge/CreateKnowledgeBase.svelte b/src/lib/components/workspace/Knowledge/CreateKnowledgeBase.svelte
index 8253c1f682..cb75c1cbfa 100644
--- a/src/lib/components/workspace/Knowledge/CreateKnowledgeBase.svelte
+++ b/src/lib/components/workspace/Knowledge/CreateKnowledgeBase.svelte
@@ -31,7 +31,7 @@
 			description,
 			accessControl
 		).catch((e) => {
-			toast.error(e);
+			toast.error(`${e}`);
 		});
 
 		if (res) {
@@ -112,10 +112,7 @@
 
 		<div class="mt-2">
 			<div class="px-3 py-2 bg-gray-50 dark:bg-gray-950 rounded-lg">
-				<AccessControl 
-				bind:accessControl 
-				accessRoles={['read', 'write']}
-				/>
+				<AccessControl bind:accessControl accessRoles={['read', 'write']} />
 			</div>
 		</div>
 
diff --git a/src/lib/components/workspace/Knowledge/KnowledgeBase.svelte b/src/lib/components/workspace/Knowledge/KnowledgeBase.svelte
index 96bdacc315..5b18334503 100644
--- a/src/lib/components/workspace/Knowledge/KnowledgeBase.svelte
+++ b/src/lib/components/workspace/Knowledge/KnowledgeBase.svelte
@@ -149,7 +149,7 @@
 
 		try {
 			const uploadedFile = await uploadFile(localStorage.token, file).catch((e) => {
-				toast.error(e);
+				toast.error(`${e}`);
 				return null;
 			});
 
@@ -169,7 +169,7 @@
 				toast.error($i18n.t('Failed to upload file.'));
 			}
 		} catch (e) {
-			toast.error(e);
+			toast.error(`${e}`);
 		}
 	};
 
@@ -339,7 +339,7 @@
 	const syncDirectoryHandler = async () => {
 		if ((knowledge?.files ?? []).length > 0) {
 			const res = await resetKnowledgeById(localStorage.token, id).catch((e) => {
-				toast.error(e);
+				toast.error(`${e}`);
 			});
 
 			if (res) {
@@ -357,7 +357,7 @@
 	const addFileHandler = async (fileId) => {
 		const updatedKnowledge = await addFileToKnowledgeById(localStorage.token, id, fileId).catch(
 			(e) => {
-				toast.error(e);
+				toast.error(`${e}`);
 				return null;
 			}
 		);
@@ -386,7 +386,7 @@
 			}
 		} catch (e) {
 			console.error('Error in deleteFileHandler:', e);
-			toast.error(e);
+			toast.error(`${e}`);
 		}
 	};
 
@@ -395,7 +395,7 @@
 		const content = selectedFile.data.content;
 
 		const res = updateFileDataContentById(localStorage.token, fileId, content).catch((e) => {
-			toast.error(e);
+			toast.error(`${e}`);
 		});
 
 		const updatedKnowledge = await updateFileFromKnowledgeById(
@@ -403,7 +403,7 @@
 			id,
 			fileId
 		).catch((e) => {
-			toast.error(e);
+			toast.error(`${e}`);
 		});
 
 		if (res && updatedKnowledge) {
@@ -430,7 +430,7 @@
 				description: knowledge.description,
 				access_control: knowledge.access_control
 			}).catch((e) => {
-				toast.error(e);
+				toast.error(`${e}`);
 			});
 
 			if (res) {
@@ -522,7 +522,7 @@
 		id = $page.params.id;
 
 		const res = await getKnowledgeById(localStorage.token, id).catch((e) => {
-			toast.error(e);
+			toast.error(`${e}`);
 			return null;
 		});
 
diff --git a/src/lib/components/workspace/Models.svelte b/src/lib/components/workspace/Models.svelte
index f7d7061dd8..d2f54eb0c6 100644
--- a/src/lib/components/workspace/Models.svelte
+++ b/src/lib/components/workspace/Models.svelte
@@ -60,7 +60,7 @@
 
 	const deleteModelHandler = async (model) => {
 		const res = await deleteModelById(localStorage.token, model.id).catch((e) => {
-			toast.error(e);
+			toast.error(`${e}`);
 			return null;
 		});