diff --git a/change/@acedatacloud-nexior-76135fa3-ba5e-49a4-b086-7be79dd4babd.json b/change/@acedatacloud-nexior-76135fa3-ba5e-49a4-b086-7be79dd4babd.json
new file mode 100644
index 00000000..a462dd00
--- /dev/null
+++ b/change/@acedatacloud-nexior-76135fa3-ba5e-49a4-b086-7be79dd4babd.json
@@ -0,0 +1,7 @@
+{
+  "type": "patch",
+  "comment": "fix application bug",
+  "packageName": "@acedatacloud/nexior",
+  "email": "1348977728@qq.com",
+  "dependentChangeType": "patch"
+}
diff --git a/src/components/luma/config/CustomSelector.vue b/src/components/luma/config/CustomSelector.vue
index a834e0b9..6db2b46a 100644
--- a/src/components/luma/config/CustomSelector.vue
+++ b/src/components/luma/config/CustomSelector.vue
@@ -28,7 +28,6 @@ export default defineComponent({
           ...this.$store.state.luma?.config,
           custom: val
         });
-        console.log(JSON.stringify(this.$store.state.luma?.config));
       }
     }
   },
diff --git a/src/store/chat/actions.ts b/src/store/chat/actions.ts
index 29b30946..9a2adefb 100644
--- a/src/store/chat/actions.ts
+++ b/src/store/chat/actions.ts
@@ -69,8 +69,8 @@ export const getApplications = async ({
   state,
   rootState
 }: ActionContext<IChatState, IRootState>): Promise<IApplication[]> => {
+  console.debug('start to get applications for chat');
   return new Promise((resolve, reject) => {
-    console.debug('start to get applications for chat');
     state.status.getApplications = Status.Request;
     applicationOperator
       .getAll({
@@ -78,9 +78,8 @@ export const getApplications = async ({
         service_id: CHAT_SERVICE_ID
       })
       .then((response) => {
-        console.debug('get application success', response?.data);
+        console.debug('get applications success', response?.data);
         state.status.getApplications = Status.Success;
-        commit('setApplications', response.data.items);
         // check if there is any application with 'Period' type
         const application = response.data.items?.find((application) => application?.type === IApplicationType.PERIOD);
         const application2 = response.data.items?.find((application) => application?.type === IApplicationType.USAGE);
@@ -100,9 +99,12 @@ export const getApplications = async ({
           );
           console.debug('set credential with Usage', application);
           commit('setCredential', credential);
+        } else {
+          console.debug('set application with null', response.data.items?.[0]);
+          commit('setApplication', response.data.items?.[0]);
         }
         resolve(response.data.items);
-        console.debug('save applications success', response.data.items);
+        console.debug('save application success', response.data.items[0]);
       })
       .catch((error) => {
         state.status.getApplications = Status.Error;
diff --git a/src/store/chat/mutations.ts b/src/store/chat/mutations.ts
index 372dd9a8..d469d72c 100644
--- a/src/store/chat/mutations.ts
+++ b/src/store/chat/mutations.ts
@@ -4,7 +4,6 @@ import { IChatState } from './models';
 export const resetAll = (state: IChatState): void => {
   state.application = undefined;
   state.conversations = undefined;
-  state.applications = undefined;
   state.credential = undefined;
   state.service = undefined;
 };
diff --git a/src/store/chatdoc/actions.ts b/src/store/chatdoc/actions.ts
index 89dc1987..ac1f65fc 100644
--- a/src/store/chatdoc/actions.ts
+++ b/src/store/chatdoc/actions.ts
@@ -49,7 +49,6 @@ export const getApplications = async ({
       .then((response) => {
         console.debug('get applications success', response?.data);
         state.status.getApplications = Status.Success;
-        commit('setApplications', response.data.items);
         // check if there is any application with 'Period' type
         const application = response.data.items?.find((application) => application?.type === IApplicationType.PERIOD);
         const application2 = response.data.items?.find((application) => application?.type === IApplicationType.USAGE);
@@ -69,12 +68,14 @@ export const getApplications = async ({
           );
           console.debug('set credential with Usage', application);
           commit('setCredential', credential);
+        } else {
+          console.debug('set application with null', response.data.items?.[0]);
+          commit('setApplication', response.data.items?.[0]);
         }
         resolve(response.data.items);
-        console.debug('save applications success', response.data.items);
+        console.debug('save application success', response.data.items[0]);
       })
       .catch((error) => {
-        console.error('get applications error', error);
         state.status.getApplications = Status.Error;
         reject(error);
       });
diff --git a/src/store/chatdoc/models.ts b/src/store/chatdoc/models.ts
index a4c2cc67..54a8fd88 100644
--- a/src/store/chatdoc/models.ts
+++ b/src/store/chatdoc/models.ts
@@ -3,6 +3,7 @@ import { IApplication, IChatdocRepository, ICredential, IService, Status } from
 export interface IChatdocState {
   service: IService | undefined;
   application: IApplication | undefined;
+  applications: IApplication[] | undefined;
   repositories: IChatdocRepository[] | undefined;
   credential: ICredential | undefined;
   status: {
diff --git a/src/store/chatdoc/mutations.ts b/src/store/chatdoc/mutations.ts
index a7d53be8..69c2b709 100644
--- a/src/store/chatdoc/mutations.ts
+++ b/src/store/chatdoc/mutations.ts
@@ -13,6 +13,9 @@ export const setService = (state: IChatdocState, payload: IService): void => {
 export const setApplication = (state: IChatdocState, payload: IApplication): void => {
   state.application = payload;
 };
+export const setApplications = (state: IChatdocState, payload: IApplication[]): void => {
+  state.applications = payload;
+};
 
 export const setRepositories = (state: IChatdocState, payload: IChatdocRepository[]): void => {
   const currentRepositories = state.repositories;
@@ -63,6 +66,7 @@ export const setRepository = (state: IChatdocState, payload: IChatdocRepository)
 export default {
   setService,
   setApplication,
+  setApplications,
   setRepositories,
   setRepository,
   setCredential,
diff --git a/src/store/chatdoc/state.ts b/src/store/chatdoc/state.ts
index 70e45fc0..669a232a 100644
--- a/src/store/chatdoc/state.ts
+++ b/src/store/chatdoc/state.ts
@@ -5,6 +5,7 @@ export default (): IChatdocState => {
   return {
     service: undefined,
     application: undefined,
+    applications: undefined,
     repositories: undefined,
     credential: undefined,
     status: {
diff --git a/src/store/luma/actions.ts b/src/store/luma/actions.ts
index e1f5b1e2..90ece3ce 100644
--- a/src/store/luma/actions.ts
+++ b/src/store/luma/actions.ts
@@ -33,7 +33,7 @@ export const getApplications = async ({
   state,
   rootState
 }: ActionContext<ILumaState, IRootState>): Promise<IApplication[]> => {
-  console.debug('start to get applications for qrart');
+  console.debug('start to get applications for luma');
   return new Promise((resolve, reject) => {
     state.status.getApplications = Status.Request;
     applicationOperator
@@ -44,7 +44,6 @@ export const getApplications = async ({
       .then((response) => {
         console.debug('get applications success', response?.data);
         state.status.getApplications = Status.Success;
-        commit('setApplication', response.data.items);
         // check if there is any application with 'Period' type
         const application = response.data.items?.find((application) => application?.type === IApplicationType.PERIOD);
         const application2 = response.data.items?.find((application) => application?.type === IApplicationType.USAGE);
@@ -64,12 +63,14 @@ export const getApplications = async ({
           );
           console.debug('set credential with Usage', application);
           commit('setCredential', credential);
+        } else {
+          console.debug('set application with null', response.data.items?.[0]);
+          commit('setApplication', response.data.items?.[0]);
         }
         resolve(response.data.items);
-        console.debug('save applications success', response.data.items);
+        console.debug('save application success', response.data.items[0]);
       })
       .catch((error) => {
-        console.error('get applications error', error);
         state.status.getApplications = Status.Error;
         reject(error);
       });
diff --git a/src/store/luma/models.ts b/src/store/luma/models.ts
index 3b94ddd4..c1fd9565 100644
--- a/src/store/luma/models.ts
+++ b/src/store/luma/models.ts
@@ -3,6 +3,7 @@ import { ILumaConfig, ILumaTask } from '@/models';
 
 export interface ILumaState {
   application: IApplication | undefined;
+  applications: IApplication[] | undefined;
   service: IService | undefined;
   credential: ICredential | undefined;
   config: ILumaConfig | undefined;
diff --git a/src/store/luma/mutations.ts b/src/store/luma/mutations.ts
index 37b48101..de64be47 100644
--- a/src/store/luma/mutations.ts
+++ b/src/store/luma/mutations.ts
@@ -21,6 +21,10 @@ export const setApplication = (state: ILumaState, payload: IApplication): void =
   state.application = payload;
 };
 
+export const setApplications = (state: ILumaState, payload: IApplication[]): void => {
+  state.applications = payload;
+};
+
 export const setConfig = (state: ILumaState, payload: ILumaConfig): void => {
   state.config = payload;
 };
@@ -56,6 +60,7 @@ export const setTasks = (state: ILumaState, payload: any): void => {
 export default {
   setTasks,
   setApplication,
+  setApplications,
   setConfig,
   setCredential,
   setService,
diff --git a/src/store/luma/state.ts b/src/store/luma/state.ts
index 11709d9f..c50d9bc1 100644
--- a/src/store/luma/state.ts
+++ b/src/store/luma/state.ts
@@ -5,6 +5,7 @@ export default (): ILumaState => {
   return {
     service: undefined,
     application: undefined,
+    applications: undefined,
     tasks: undefined,
     credential: undefined,
     config: undefined,
diff --git a/src/store/midjourney/actions.ts b/src/store/midjourney/actions.ts
index c4c33edb..f8a93940 100644
--- a/src/store/midjourney/actions.ts
+++ b/src/store/midjourney/actions.ts
@@ -56,7 +56,6 @@ export const getApplications = async ({
       .then((response) => {
         console.debug('get applications success', response?.data);
         state.status.getApplications = Status.Success;
-        commit('setApplications', response.data.items);
         // check if there is any application with 'Period' type
         const application = response.data.items?.find((application) => application?.type === IApplicationType.PERIOD);
         const application2 = response.data.items?.find((application) => application?.type === IApplicationType.USAGE);
@@ -76,6 +75,9 @@ export const getApplications = async ({
           );
           console.debug('set credential with Usage', application);
           commit('setCredential', credential);
+        } else {
+          console.debug('set application with null', response.data.items?.[0]);
+          commit('setApplication', response.data.items?.[0]);
         }
         resolve(response.data.items);
         console.debug('save application success', response.data.items[0]);
diff --git a/src/store/midjourney/mutations.ts b/src/store/midjourney/mutations.ts
index 00436b51..4f005449 100644
--- a/src/store/midjourney/mutations.ts
+++ b/src/store/midjourney/mutations.ts
@@ -11,10 +11,6 @@ export const resetAll = (state: IMidjourneyState): void => {
   };
 };
 
-export const setApplications = (state: IMidjourneyState, payload: IApplication[]): void => {
-  state.applications = payload;
-};
-
 export const setService = (state: IMidjourneyState, payload: IService): void => {
   state.service = payload;
 };
@@ -27,6 +23,10 @@ export const setApplication = (state: IMidjourneyState, payload: IApplication):
   state.application = payload;
 };
 
+export const setApplications = (state: IMidjourneyState, payload: IApplication[]): void => {
+  state.applications = payload;
+};
+
 export const setPreset = (state: IMidjourneyState, payload: IMidjourneyPreset): void => {
   state.preset = payload;
 };
diff --git a/src/store/qrart/actions.ts b/src/store/qrart/actions.ts
index ced391f3..2ab002cb 100644
--- a/src/store/qrart/actions.ts
+++ b/src/store/qrart/actions.ts
@@ -44,7 +44,6 @@ export const getApplications = async ({
       .then((response) => {
         console.debug('get applications success', response?.data);
         state.status.getApplications = Status.Success;
-        commit('setApplications', response.data.items);
         // check if there is any application with 'Period' type
         const application = response.data.items?.find((application) => application?.type === IApplicationType.PERIOD);
         const application2 = response.data.items?.find((application) => application?.type === IApplicationType.USAGE);
@@ -64,12 +63,14 @@ export const getApplications = async ({
           );
           console.debug('set credential with Usage', application);
           commit('setCredential', credential);
+        } else {
+          console.debug('set application with null', response.data.items?.[0]);
+          commit('setApplication', response.data.items?.[0]);
         }
         resolve(response.data.items);
-        console.debug('save applications success', response.data.items);
+        console.debug('save application success', response.data.items[0]);
       })
       .catch((error) => {
-        console.error('get applications error', error);
         state.status.getApplications = Status.Error;
         reject(error);
       });
diff --git a/src/store/qrart/mutations.ts b/src/store/qrart/mutations.ts
index 192fd17a..2ac5bf4d 100644
--- a/src/store/qrart/mutations.ts
+++ b/src/store/qrart/mutations.ts
@@ -4,7 +4,6 @@ import { IQrartState } from './models';
 export const resetAll = (state: IQrartState): void => {
   state.service = undefined;
   state.application = undefined;
-  state.applications = undefined;
   state.config = undefined;
   state.credential = undefined;
   state.tasks = undefined;
diff --git a/src/store/suno/actions.ts b/src/store/suno/actions.ts
index df020a08..e5eab066 100644
--- a/src/store/suno/actions.ts
+++ b/src/store/suno/actions.ts
@@ -42,8 +42,8 @@ export const getApplications = async ({
         service_id: SUNO_SERVICE_ID
       })
       .then((response) => {
+        console.debug('get applications success', response?.data);
         state.status.getApplications = Status.Success;
-        commit('setApplications', response.data.items);
         // check if there is any application with 'Period' type
         const application = response.data.items?.find((application) => application?.type === IApplicationType.PERIOD);
         const application2 = response.data.items?.find((application) => application?.type === IApplicationType.USAGE);
@@ -63,9 +63,12 @@ export const getApplications = async ({
           );
           console.debug('set credential with Usage', application);
           commit('setCredential', credential);
+        } else {
+          console.debug('set application with null', response.data.items?.[0]);
+          commit('setApplication', response.data.items?.[0]);
         }
         resolve(response.data.items);
-        console.debug('save applications success', response.data.items);
+        console.debug('save application success', response.data.items[0]);
       })
       .catch((error) => {
         state.status.getApplications = Status.Error;