diff --git a/d.ts/antos.d.ts b/d.ts/antos.d.ts
index 74b0f5c..5b16697 100644
--- a/d.ts/antos.d.ts
+++ b/d.ts/antos.d.ts
@@ -920,7 +920,7 @@ declare namespace OS {
         * @export
         * @interface AnnouncementDataType
         */
-        interface AnnouncementDataType {
+        interface AnnouncementDataType<T> {
             /**
              *  message string
              *
@@ -962,7 +962,7 @@ declare namespace OS {
              * @type {*}
              * @memberof AppAnnouncementDataType
              */
-            u_data?: any;
+            u_data?: T;
         }
         /**
          * Observable entry type definition
@@ -1114,10 +1114,10 @@ declare namespace OS {
          *
          * @export
          * @param {string} e event name
-         * @param {(d: API.AnnouncementDataType) => void} f event callback
+         * @param {(d: API.AnnouncementDataType<any>) => void} f event callback
          * @param {GUI.BaseModel} a the process  (Application/service) related to the callback
          */
-        function on(e: string, f: (d: API.AnnouncementDataType) => void, a: BaseModel): void;
+        function on(e: string, f: (d: API.AnnouncementDataType<any>) => void, a: BaseModel): void;
         /**
          * Trigger a global event
          *
@@ -4716,11 +4716,11 @@ declare namespace OS {
          *
          * @protected
          * @param {string} e event name
-         * @param {(d: API.AnnouncementDataType) => void} f event callback
+         * @param {(d: API.AnnouncementDataType<any>) => void} f event callback
          * @returns {void}
          * @memberof BaseModel
          */
-        subscribe(e: string, f: (d: API.AnnouncementDataType) => void): void;
+        subscribe(e: string, f: (d: API.AnnouncementDataType<any>) => void): void;
         /**
          * Open a dialog
          *
diff --git a/release/antos-1.2.1.tar.gz b/release/antos-1.2.1.tar.gz
index 8661765..9c3dc00 100644
Binary files a/release/antos-1.2.1.tar.gz and b/release/antos-1.2.1.tar.gz differ
diff --git a/src/core/Announcerment.ts b/src/core/Announcerment.ts
index 53f4f51..d2d42c9 100644
--- a/src/core/Announcerment.ts
+++ b/src/core/Announcerment.ts
@@ -25,7 +25,7 @@ namespace OS {
         * @export
         * @interface AnnouncementDataType
         */
-        export interface AnnouncementDataType {
+        export interface AnnouncementDataType<T> {
 
             /**
              *  message string
@@ -73,7 +73,7 @@ namespace OS {
              * @type {*}
              * @memberof AppAnnouncementDataType
              */
-            u_data?: any;
+            u_data?: T;
         }
         /**
          * Observable entry type definition
@@ -308,10 +308,10 @@ namespace OS {
          *
          * @export
          * @param {string} e event name
-         * @param {(d: API.AnnouncementDataType) => void} f event callback
+         * @param {(d: API.AnnouncementDataType<any>) => void} f event callback
          * @param {GUI.BaseModel} a the process  (Application/service) related to the callback
          */
-        export function on(e: string, f: (d: API.AnnouncementDataType) => void, a: BaseModel): void {
+        export function on(e: string, f: (d: API.AnnouncementDataType<any>) => void, a: BaseModel): void {
             if (!announcer.listeners[a.pid]) {
                 announcer.listeners[a.pid] = [];
             }
@@ -373,7 +373,7 @@ namespace OS {
          * @param {*} [d] user data
          */
         export function ostrigger(e: string, m: string| FormattedString, d?: any): void {
-            const aob: API.AnnouncementDataType = {} as API.AnnouncementDataType;
+            const aob: API.AnnouncementDataType<any> = {} as API.AnnouncementDataType<any>;
             aob.id = 0;
             aob.message = m;
             aob.u_data = d;
diff --git a/src/core/BaseModel.ts b/src/core/BaseModel.ts
index a7420bc..23e85d5 100644
--- a/src/core/BaseModel.ts
+++ b/src/core/BaseModel.ts
@@ -525,11 +525,11 @@ namespace OS {
          *
          * @protected
          * @param {string} e event name
-         * @param {(d: API.AnnouncementDataType) => void} f event callback
+         * @param {(d: API.AnnouncementDataType<any>) => void} f event callback
          * @returns {void}
          * @memberof BaseModel
          */
-        subscribe(e: string, f: (d: API.AnnouncementDataType) => void): void {
+        subscribe(e: string, f: (d: API.AnnouncementDataType<any>) => void): void {
             return announcer.on(e, f, this);
         }
 
@@ -598,7 +598,7 @@ namespace OS {
             u_data?: any
         ): void {
             const mt = this.meta();
-            const data: API.AnnouncementDataType = {} as API.AnnouncementDataType;
+            const data: API.AnnouncementDataType<any> = {} as API.AnnouncementDataType<any>;
             data.icon = undefined;
             if (mt && mt.icon) {
                 data.icon = `${mt.path}/${mt.icon}`;
diff --git a/src/core/gui.ts b/src/core/gui.ts
index 32c2d72..59ed0ff 100644
--- a/src/core/gui.ts
+++ b/src/core/gui.ts
@@ -1058,13 +1058,13 @@ namespace OS {
                 };
 
                 dkfetch(desktop);
-                announcer.observable.on("VFS", function (d) {
-                    if (["read", "publish", "download"].includes(d.data.m)) {
+                announcer.observable.on("VFS", function (d: API.AnnouncementDataType<API.VFS.BaseFileHandle>) {
+                    if (["read", "publish", "download"].includes(d.message as string)) {
                         return;
                     }
                     if (
-                        d.data.file.hash() === fp.hash() ||
-                        d.data.file.parent().hash() === fp.hash()
+                        d.u_data.hash() === fp.hash() ||
+                        d.u_data.parent().hash() === fp.hash()
                     ) {
                         return dkfetch(desktop);
                     }
diff --git a/src/packages/Syslog/PushNotification.ts b/src/packages/Syslog/PushNotification.ts
index 853ff70..c6760b2 100644
--- a/src/packages/Syslog/PushNotification.ts
+++ b/src/packages/Syslog/PushNotification.ts
@@ -115,7 +115,7 @@ namespace OS {
              * @param {API.AnnouncementDataType} o
              * @memberof PushNotification
              */
-            private addLog(s: string, o: API.AnnouncementDataType): void {
+            private addLog(s: string, o: API.AnnouncementDataType<any>): void {
                 const logtime = new Date();
                 const log = {
                     type: s,
@@ -144,7 +144,7 @@ namespace OS {
              * @param {API.AnnouncementDataType} o
              * @memberof PushNotification
              */
-            private pushout(s: string, o: API.AnnouncementDataType): void {
+            private pushout(s: string, o: API.AnnouncementDataType<any>): void {
                 const d = {
                     text: `[${s}] ${o.name} (${o.id}): ${o.message}`,
                     icon: o.icon,