diff --git a/astrbot/core/agent/mcp_client.py b/astrbot/core/agent/mcp_client.py
index 96312abc2..18f4d47e0 100644
--- a/astrbot/core/agent/mcp_client.py
+++ b/astrbot/core/agent/mcp_client.py
@@ -15,7 +15,6 @@ from tenacity import (
 from astrbot import logger
 from astrbot.core.agent.run_context import ContextWrapper
 from astrbot.core.utils.log_pipe import LogPipe
-from astrbot.dashboard.shared import MCP_STDIO_COMMAND_NOT_FOUND
 
 from .run_context import TContext
 from .tool import FunctionTool
@@ -37,44 +36,6 @@ except (ModuleNotFoundError, ImportError):
     )
 
 
-class MCPStdioCommandNotFoundError(Exception):
-    """Raised when the configured stdio MCP command cannot be started."""
-
-    code = MCP_STDIO_COMMAND_NOT_FOUND
-
-    def __init__(
-        self, command: str | None, original_error: Exception | None = None
-    ) -> None:
-        self.command = str(command or "").strip() or "<unknown>"
-        self.raw_error = str(original_error).strip() if original_error else ""
-        super().__init__(
-            _build_missing_stdio_command_message(self.command, self.raw_error or None)
-        )
-
-    def to_response_data(self) -> dict:
-        return {
-            "error": {
-                "code": self.code,
-                "command": self.command,
-                "raw_error": self.raw_error,
-            }
-        }
-
-
-def _build_missing_stdio_command_message(
-    command: str | None, original_error: str | None = None
-) -> str:
-    normalized_command = str(command or "").strip() or "<unknown>"
-    sections = [
-        "Unable to start the MCP stdio server",
-        f"Command '{normalized_command}' was not found.",
-        "Install the command, or set 'command' to the full executable path and ensure it is available in PATH.",
-    ]
-    if original_error is not None:
-        sections.append(f"Original error: {original_error!s}")
-    return "\n\n".join(sections)
-
-
 def _prepare_config(config: dict) -> dict:
     """Prepare configuration, handle nested format"""
     if config.get("mcpServers"):
@@ -257,20 +218,17 @@ class MCPClient:
                 # Handle MCP service error logs
                 self.server_errlogs.append(msg)
 
-            try:
-                stdio_transport = await self.exit_stack.enter_async_context(
-                    mcp.stdio_client(
-                        server_params,
-                        errlog=LogPipe(
-                            level=logging.ERROR,
-                            logger=logger,
-                            identifier=f"MCPServer-{name}",
-                            callback=callback,
-                        ),  # type: ignore
-                    ),
-                )
-            except FileNotFoundError as exc:
-                raise MCPStdioCommandNotFoundError(cfg.get("command"), exc) from exc
+            stdio_transport = await self.exit_stack.enter_async_context(
+                mcp.stdio_client(
+                    server_params,
+                    errlog=LogPipe(
+                        level=logging.ERROR,
+                        logger=logger,
+                        identifier=f"MCPServer-{name}",
+                        callback=callback,
+                    ),  # type: ignore
+                ),
+            )
 
             # Create a new client session
             self.session = await self.exit_stack.enter_async_context(
diff --git a/astrbot/dashboard/routes/route.py b/astrbot/dashboard/routes/route.py
index ff3ffc479..53c623443 100644
--- a/astrbot/dashboard/routes/route.py
+++ b/astrbot/dashboard/routes/route.py
@@ -45,10 +45,9 @@ class Response:
     message: str | None = None
     data: dict | list | None = None
 
-    def error(self, message: str, data: dict | list | None = None):
+    def error(self, message: str):
         self.status = "error"
         self.message = message
-        self.data = data
         return self
 
     def ok(self, data: dict | list | None = None, message: str | None = None):
diff --git a/astrbot/dashboard/routes/tools.py b/astrbot/dashboard/routes/tools.py
index c4d1af168..84f8dcc6d 100644
--- a/astrbot/dashboard/routes/tools.py
+++ b/astrbot/dashboard/routes/tools.py
@@ -3,18 +3,13 @@ import traceback
 from quart import request
 
 from astrbot.core import logger
-from astrbot.core.agent.mcp_client import MCPStdioCommandNotFoundError, MCPTool
+from astrbot.core.agent.mcp_client import MCPTool
 from astrbot.core.core_lifecycle import AstrBotCoreLifecycle
 from astrbot.core.star import star_map
-from astrbot.dashboard.shared import MCP_TEST_CONNECTION_FAILED
 
 from .route import Response, Route, RouteContext
 
 DEFAULT_MCP_CONFIG = {"mcpServers": {}}
-MCP_TEST_CONNECTION_ERROR_MESSAGE = "Unable to test the MCP connection."
-MCP_TEST_CONNECTION_DETAILS_MESSAGE = (
-    "Unable to test the MCP connection. Review the details below."
-)
 
 
 class EmptyMcpServersError(ValueError):
@@ -75,32 +70,6 @@ class ToolsRoute(Route):
             logger.error(traceback.format_exc())
             return False
 
-    def _build_mcp_test_error_response(self, error: Exception) -> dict:
-        if isinstance(error, MCPStdioCommandNotFoundError):
-            return (
-                Response()
-                .error(
-                    MCP_TEST_CONNECTION_DETAILS_MESSAGE,
-                    error.to_response_data(),
-                )
-                .__dict__
-            )
-
-        msg = str(error).strip() or MCP_TEST_CONNECTION_ERROR_MESSAGE
-        return (
-            Response()
-            .error(
-                MCP_TEST_CONNECTION_ERROR_MESSAGE,
-                {
-                    "error": {
-                        "code": MCP_TEST_CONNECTION_FAILED,
-                        "detail": msg,
-                    }
-                },
-            )
-            .__dict__
-        )
-
     async def get_mcp_servers(self):
         try:
             config = self.tool_mgr.load_mcp_config()
@@ -454,7 +423,7 @@ class ToolsRoute(Route):
 
         except Exception as e:
             logger.error(traceback.format_exc())
-            return self._build_mcp_test_error_response(e)
+            return Response().error(f"Failed to test MCP connection: {e!s}").__dict__
 
     async def get_tool_list(self):
         """Get all registered tools."""
diff --git a/astrbot/dashboard/shared/__init__.py b/astrbot/dashboard/shared/__init__.py
deleted file mode 100644
index 557127ff3..000000000
--- a/astrbot/dashboard/shared/__init__.py
+++ /dev/null
@@ -1,9 +0,0 @@
-from .mcp_test_connection_error_codes import (
-    MCP_STDIO_COMMAND_NOT_FOUND,
-    MCP_TEST_CONNECTION_FAILED,
-)
-
-__all__ = [
-    "MCP_STDIO_COMMAND_NOT_FOUND",
-    "MCP_TEST_CONNECTION_FAILED",
-]
diff --git a/astrbot/dashboard/shared/mcp_test_connection_error_codes.json b/astrbot/dashboard/shared/mcp_test_connection_error_codes.json
deleted file mode 100644
index 8bed40f8d..000000000
--- a/astrbot/dashboard/shared/mcp_test_connection_error_codes.json
+++ /dev/null
@@ -1,4 +0,0 @@
-{
-  "MCP_STDIO_COMMAND_NOT_FOUND": "mcp_stdio_command_not_found",
-  "MCP_TEST_CONNECTION_FAILED": "mcp_test_connection_failed"
-}
diff --git a/astrbot/dashboard/shared/mcp_test_connection_error_codes.py b/astrbot/dashboard/shared/mcp_test_connection_error_codes.py
deleted file mode 100644
index 4ce3de4f9..000000000
--- a/astrbot/dashboard/shared/mcp_test_connection_error_codes.py
+++ /dev/null
@@ -1,8 +0,0 @@
-import json
-from pathlib import Path
-
-_ERROR_CODES_PATH = Path(__file__).with_name("mcp_test_connection_error_codes.json")
-_ERROR_CODES = json.loads(_ERROR_CODES_PATH.read_text(encoding="utf-8"))
-
-MCP_STDIO_COMMAND_NOT_FOUND = _ERROR_CODES["MCP_STDIO_COMMAND_NOT_FOUND"]
-MCP_TEST_CONNECTION_FAILED = _ERROR_CODES["MCP_TEST_CONNECTION_FAILED"]
diff --git a/dashboard/src/components/extension/McpServersSection.vue b/dashboard/src/components/extension/McpServersSection.vue
index 244cae634..d24bcec58 100644
--- a/dashboard/src/components/extension/McpServersSection.vue
+++ b/dashboard/src/components/extension/McpServersSection.vue
@@ -129,30 +129,9 @@
             </div>
 
           </v-form>
-          <v-alert
-            v-if="addServerDialogFeedback"
-            :type="addServerDialogFeedback.type"
-            :icon="addServerDialogFeedback.icon"
-            variant="tonal"
-            border="start"
-            density="comfortable"
-            class="mt-4"
-          >
-            <div class="text-subtitle-2 font-weight-medium">
-              {{ addServerDialogFeedback.title }}
-            </div>
-            <div
-              v-for="(detail, index) in addServerDialogFeedback.details"
-              :key="index"
-              class="text-body-2"
-              :class="index === 0 ? 'mt-2' : 'mt-1'"
-            >
-              {{ detail }}
-            </div>
-            <div v-if="addServerDialogFeedback.rawError" class="text-caption text-medium-emphasis mt-3">
-              {{ tm('dialogs.addServer.feedback.rawError') }} {{ addServerDialogFeedback.rawError }}
-            </div>
-          </v-alert>
+          <div style="margin-top: 8px;">
+            <small>{{ addServerDialogMessage }}</small>
+          </div>
 
         </v-card-text>
 
@@ -238,7 +217,6 @@
 import axios from 'axios';
 import { VueMonacoEditor } from '@guolao/vue-monaco-editor';
 import ItemCard from '@/components/shared/ItemCard.vue';
-import { MCP_TEST_CONNECTION_ERROR_CODES } from '@/constants/mcpTestConnectionErrorCodes';
 import { useI18n, useModuleI18n } from '@/i18n/composables';
 import {
   askForConfirmation as askForConfirmationDialog,
@@ -266,7 +244,7 @@ export default {
       mcpServerProviderList: ['modelscope'],
       mcpProviderToken: '',
       showSyncMcpServerDialog: false,
-      addServerDialogFeedback: null,
+      addServerDialogMessage: '',
       loading: false,
       loadingGettingServers: false,
       mcpServerUpdateLoaders: {},
@@ -403,7 +381,7 @@ export default {
               return;
             }
             this.showMcpServerDialog = false;
-            this.clearAddServerDialogFeedback();
+            this.addServerDialogMessage = '';
             this.getServers();
             this.showSuccess(response.data.message || this.tm('messages.saveSuccess'));
             this.resetForm();
@@ -467,73 +445,14 @@ export default {
     },
     closeServerDialog() {
       this.showMcpServerDialog = false;
-      this.clearAddServerDialogFeedback();
+      this.addServerDialogMessage = '';
       this.resetForm();
     },
-    setAddServerDialogFeedback(feedback = null) {
-      this.addServerDialogFeedback = feedback;
-    },
-    clearAddServerDialogFeedback() {
-      this.setAddServerDialogFeedback(null);
-    },
-    buildAddServerDialogErrorFeedback(message, errorData = null) {
-      const normalizedMessage = String(message || '').trim();
-      if (errorData?.code === MCP_TEST_CONNECTION_ERROR_CODES.STDIO_COMMAND_NOT_FOUND) {
-        return {
-          type: 'error',
-          icon: 'mdi-alert-circle',
-          title: this.tm('dialogs.addServer.feedback.stdioCommandNotFound.title'),
-          details: [
-            this.tm('dialogs.addServer.feedback.stdioCommandNotFound.reason', {
-              command: errorData.command || '<unknown>'
-            }),
-            this.tm('dialogs.addServer.feedback.stdioCommandNotFound.action')
-          ],
-          rawError: errorData.raw_error || ''
-        };
-      }
-      if (errorData?.code === MCP_TEST_CONNECTION_ERROR_CODES.TEST_CONNECTION_FAILED) {
-        const detail = String(errorData.detail || '').trim();
-        return {
-          type: 'error',
-          icon: 'mdi-alert-circle',
-          title: this.tm('dialogs.addServer.feedback.errorTitle'),
-          details: [detail || this.tm('dialogs.addServer.feedback.genericDetail')],
-          rawError: errorData.raw_error || ''
-        };
-      }
-      return {
-        type: 'error',
-        icon: 'mdi-alert-circle',
-        title: this.tm('dialogs.addServer.feedback.errorTitle'),
-        details: [
-          normalizedMessage || this.tm('dialogs.addServer.feedback.genericDetail')
-        ],
-        rawError: errorData?.raw_error || ''
-      };
-    },
-    buildAddServerDialogSuccessFeedback(message, tools = '') {
-      const details = [];
-      if (message) {
-        details.push(message);
-      }
-      if (tools) {
-        details.push(this.tm('dialogs.addServer.feedback.availableTools', { tools }));
-      }
-      return {
-        type: 'success',
-        icon: 'mdi-check-circle',
-        title: this.tm('dialogs.addServer.feedback.successTitle'),
-        details,
-        rawError: ''
-      };
-    },
     testServerConnection() {
       if (!this.validateJson()) {
         return;
       }
       this.loading = true;
-      this.clearAddServerDialogFeedback();
       let configObj;
       try {
         configObj = JSON.parse(this.serverConfigJson);
@@ -547,33 +466,11 @@ export default {
       })
         .then(response => {
           this.loading = false;
-          if (response.data.status === 'error') {
-            this.showError(
-              response.data.message || this.tm('dialogs.addServer.feedback.genericDetail'),
-              {
-                inlineDialog: true,
-                errorData: response.data.data?.error
-              }
-            );
-            return;
-          }
-
-          const tools = Array.isArray(response.data.data)
-            ? response.data.data.join(', ')
-            : response.data.data;
-          this.setAddServerDialogFeedback(
-            this.buildAddServerDialogSuccessFeedback(response.data.message, tools)
-          );
+          this.addServerDialogMessage = `${response.data.message} (tools: ${response.data.data})`;
         })
         .catch(error => {
           this.loading = false;
-          this.showError(
-            error.response?.data?.message || error.message || this.tm('dialogs.addServer.feedback.genericDetail'),
-            {
-              inlineDialog: true,
-              errorData: error.response?.data?.data?.error
-            }
-          );
+          this.showError(this.tm('messages.testError', { error: error.response?.data?.message || error.message }));
         });
     },
     resetForm() {
@@ -592,13 +489,7 @@ export default {
       this.save_message_success = 'success';
       this.save_message_snack = true;
     },
-    showError(message, options = {}) {
-      if (options.inlineDialog) {
-        this.setAddServerDialogFeedback(
-          this.buildAddServerDialogErrorFeedback(message, options.errorData)
-        );
-        return;
-      }
+    showError(message) {
       this.save_message = message;
       this.save_message_success = 'error';
       this.save_message_snack = true;
diff --git a/dashboard/src/constants/mcpTestConnectionErrorCodes.js b/dashboard/src/constants/mcpTestConnectionErrorCodes.js
deleted file mode 100644
index 3f3585fb8..000000000
--- a/dashboard/src/constants/mcpTestConnectionErrorCodes.js
+++ /dev/null
@@ -1,6 +0,0 @@
-import errorCodes from '@dashboard-shared/mcp_test_connection_error_codes.json';
-
-export const MCP_TEST_CONNECTION_ERROR_CODES = {
-  STDIO_COMMAND_NOT_FOUND: errorCodes.MCP_STDIO_COMMAND_NOT_FOUND,
-  TEST_CONNECTION_FAILED: errorCodes.MCP_TEST_CONNECTION_FAILED
-};
diff --git a/dashboard/src/i18n/locales/en-US/features/tool-use.json b/dashboard/src/i18n/locales/en-US/features/tool-use.json
index cf8a2062a..2c68b8243 100644
--- a/dashboard/src/i18n/locales/en-US/features/tool-use.json
+++ b/dashboard/src/i18n/locales/en-US/features/tool-use.json
@@ -86,18 +86,6 @@
       },
       "tips": {
         "timeoutConfig": "Please configure tool call timeout separately in the configuration page"
-      },
-      "feedback": {
-        "successTitle": "Connection test passed",
-        "errorTitle": "Connection test failed",
-        "genericDetail": "The connection test did not complete successfully.",
-        "availableTools": "Available tools: {tools}",
-        "rawError": "Original error:",
-        "stdioCommandNotFound": {
-          "title": "Unable to start the MCP stdio server",
-          "reason": "Command '{command}' was not found.",
-          "action": "Install the command, or set 'command' to the full executable path and ensure it is available in PATH."
-        }
       }
     },
     "serverDetail": {
diff --git a/dashboard/src/i18n/locales/zh-CN/features/tool-use.json b/dashboard/src/i18n/locales/zh-CN/features/tool-use.json
index 7f6a14528..f6e6c4407 100644
--- a/dashboard/src/i18n/locales/zh-CN/features/tool-use.json
+++ b/dashboard/src/i18n/locales/zh-CN/features/tool-use.json
@@ -86,18 +86,6 @@
       },
       "tips": {
         "timeoutConfig": "工具调用的超时时间请前往配置页面单独配置"
-      },
-      "feedback": {
-        "successTitle": "连接测试通过",
-        "errorTitle": "连接测试失败",
-        "genericDetail": "连接测试未能成功完成。",
-        "availableTools": "可用工具：{tools}",
-        "rawError": "原始错误：",
-        "stdioCommandNotFound": {
-          "title": "无法启动 MCP stdio 服务",
-          "reason": "未找到命令 “{command}”。",
-          "action": "请先安装该命令，或将 command 修改为本机可执行文件的完整路径，并确认它已加入 PATH。"
-        }
       }
     },
     "serverDetail": {
@@ -168,4 +156,4 @@
     "toggleToolError": "工具状态切换失败: {error}",
     "testError": "测试连接失败: {error}"
   }
-}
+}
\ No newline at end of file
diff --git a/dashboard/vite.config.ts b/dashboard/vite.config.ts
index 2d6300191..b53e0310d 100644
--- a/dashboard/vite.config.ts
+++ b/dashboard/vite.config.ts
@@ -20,10 +20,7 @@ export default defineConfig({
   resolve: {
     alias: {
       mermaid: 'mermaid/dist/mermaid.js',
-      '@': fileURLToPath(new URL('./src', import.meta.url)),
-      '@dashboard-shared': fileURLToPath(
-        new URL('../astrbot/dashboard/shared', import.meta.url)
-      )
+      '@': fileURLToPath(new URL('./src', import.meta.url))
     }
   },
   css: {
diff --git a/pyproject.toml b/pyproject.toml
index cdab52110..6c441f89a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -116,7 +116,7 @@ allow-direct-references = true
 
 # Include bundled dashboard dist even though it is not tracked by VCS.
 [tool.hatch.build.targets.wheel]
-artifacts = ["astrbot/dashboard/dist/**", "astrbot/dashboard/shared/*.json"]
+artifacts = ["astrbot/dashboard/dist/**"]
 
 # Custom build hook: builds the Vue dashboard and copies dist into the package.
 [tool.hatch.build.hooks.custom]
diff --git a/tests/test_dashboard.py b/tests/test_dashboard.py
index f655c9c51..ce28316af 100644
--- a/tests/test_dashboard.py
+++ b/tests/test_dashboard.py
@@ -3,7 +3,6 @@ import io
 import os
 import sys
 import zipfile
-from contextlib import asynccontextmanager
 from datetime import datetime
 from types import SimpleNamespace
 
@@ -17,11 +16,6 @@ from astrbot.core.core_lifecycle import AstrBotCoreLifecycle
 from astrbot.core.db.sqlite import SQLiteDatabase
 from astrbot.core.star.star import star_registry
 from astrbot.core.star.star_handler import star_handlers_registry
-from astrbot.core.agent import mcp_client as mcp_client_module
-from astrbot.dashboard.shared import (
-    MCP_STDIO_COMMAND_NOT_FOUND,
-    MCP_TEST_CONNECTION_FAILED,
-)
 from astrbot.dashboard.routes.plugin import PluginRoute
 from astrbot.dashboard.server import AstrBotDashboard
 from tests.fixtures.helpers import (
@@ -276,89 +270,10 @@ async def test_commands_api(app: Quart, authenticated_header: dict):
     assert response.status_code == 200
     data = await response.get_json()
     assert data["status"] == "ok"
+    # conflicts is a list
     assert isinstance(data["data"], list)
 
 
-@pytest.mark.asyncio
-async def test_mcp_test_connection_returns_clear_missing_stdio_command_message(
-    app: Quart,
-    authenticated_header: dict,
-    monkeypatch,
-):
-    test_client = app.test_client()
-
-    @asynccontextmanager
-    async def fake_stdio_client(*args, **kwargs):
-        raise FileNotFoundError(2, "系统找不到指定的文件。")
-        yield
-
-    monkeypatch.setattr(mcp_client_module.mcp, "stdio_client", fake_stdio_client)
-
-    response = await test_client.post(
-        "/api/tools/mcp/test",
-        json={
-            "mcp_server_config": {
-                "command": "uvx",
-                "args": ["mcp-server-fetch"],
-            }
-        },
-        headers=authenticated_header,
-    )
-    assert response.status_code == 200
-
-    data = await response.get_json()
-    assert data["status"] == "error"
-    assert data["message"] == "Unable to test the MCP connection. Review the details below."
-    assert data["data"] == {
-        "error": {
-            "code": MCP_STDIO_COMMAND_NOT_FOUND,
-            "command": "uvx",
-            "raw_error": "[Errno 2] 系统找不到指定的文件。",
-        }
-    }
-
-
-@pytest.mark.asyncio
-async def test_mcp_test_connection_uses_fallback_for_blank_error_message(
-    app: Quart,
-    authenticated_header: dict,
-    core_lifecycle_td: AstrBotCoreLifecycle,
-    monkeypatch,
-):
-    test_client = app.test_client()
-
-    async def raise_blank_error(*args, **kwargs):
-        raise Exception("   ")
-
-    monkeypatch.setattr(
-        core_lifecycle_td.provider_manager.llm_tools,
-        "test_mcp_server_connection",
-        raise_blank_error,
-    )
-
-    response = await test_client.post(
-        "/api/tools/mcp/test",
-        json={
-            "mcp_server_config": {
-                "command": "uvx",
-                "args": ["mcp-server-fetch"],
-            }
-        },
-        headers=authenticated_header,
-    )
-    assert response.status_code == 200
-
-    data = await response.get_json()
-    assert data["status"] == "error"
-    assert data["message"] == "Unable to test the MCP connection."
-    assert data["data"] == {
-        "error": {
-            "code": MCP_TEST_CONNECTION_FAILED,
-            "detail": "Unable to test the MCP connection.",
-        }
-    }
-
-
 @pytest.mark.asyncio
 async def test_check_update(
     app: Quart,