diff --git a/app/components/mj/mask-editor/utils.ts b/app/components/mj/mask-editor/utils.ts
index 3120aca7..d3060a37 100644
--- a/app/components/mj/mask-editor/utils.ts
+++ b/app/components/mj/mask-editor/utils.ts
@@ -10,7 +10,7 @@ export const toMask = (canvas: HTMLCanvasElement) => {
   if (imageData) {
     for (var i = 0; i < imageData?.data.length; i += 4) {
       const pixelColor =
-        imageData.data[i] === 255 ? [255, 255, 255] : [0, 0, 0];
+        imageData.data[i] === 255 ? [0, 0, 0] : [255, 255, 255];
       imageData.data[i] = pixelColor[0];
       imageData.data[i + 1] = pixelColor[1];
       imageData.data[i + 2] = pixelColor[2];
diff --git a/app/components/mj/mj.tsx b/app/components/mj/mj.tsx
index 0e1db4b3..9ecb8f0a 100644
--- a/app/components/mj/mj.tsx
+++ b/app/components/mj/mj.tsx
@@ -32,6 +32,7 @@ import {
   showConfirm,
   showImageModal,
   showModal,
+  showToast,
 } from "@/app/components/ui-lib";
 import { removeImage } from "@/app/utils/chat";
 import { SideBar } from "./mj-sidebar";
@@ -366,6 +367,15 @@ export function Mj() {
                                                         .SubmitRegion
                                                     }
                                                     onClick={() => {
+                                                      if (!inputText) {
+                                                        showToast(
+                                                          Locales.MjPanel.ParamIsRequired(
+                                                            Locales.MjPanel
+                                                              .Prompt,
+                                                          ),
+                                                        );
+                                                        return;
+                                                      }
                                                       mjStore.sendTask(
                                                         {
                                                           action: "action",
@@ -419,7 +429,9 @@ export function Mj() {
                                                       width: "100%",
                                                     }}
                                                     type="text"
-                                                    placeholder="Prompt"
+                                                    placeholder={
+                                                      Locales.MjPanel.Prompt
+                                                    }
                                                     className={
                                                       styles[
                                                         "user-prompt-search"
diff --git a/app/store/mj.ts b/app/store/mj.ts
index 4908cd31..8a4ebd47 100644
--- a/app/store/mj.ts
+++ b/app/store/mj.ts
@@ -159,7 +159,6 @@ export const useMjStore = createPersistStore<
             });
             call && call(null);
             if (!opt?.dontFetchStatus) {
-              console.log("fetch status", opt);
               this.intervalFetchStatus(id, taskId, opt);
             }
           } else {