diff --git a/backend/src/online_classroom/session.rs b/backend/src/online_classroom/session.rs
index 104ad1c..4e18217 100644
--- a/backend/src/online_classroom/session.rs
+++ b/backend/src/online_classroom/session.rs
@@ -52,7 +52,7 @@ pub async fn classroom_post_redirect(
     match response.text() {
         Ok(t) => {
             log_html(&t);
-            Err(format!("Unexpected response from classroom."))
+            Err(format!("Expected HTTP 302, got other code."))
         }
         Err(err) => Err(format!("Error getting text from response: {:?}", err)),
     }
diff --git a/backend/src/online_classroom/update_expiration_date.rs b/backend/src/online_classroom/update_expiration_date.rs
index 9792d18..735f1f4 100644
--- a/backend/src/online_classroom/update_expiration_date.rs
+++ b/backend/src/online_classroom/update_expiration_date.rs
@@ -68,6 +68,7 @@ pub async fn update_expiration_date(
             email.into(),
             username.into(),
             new_expiration_date,
+            user_id,
             protect_token.into(),
         )
     };
@@ -87,6 +88,7 @@ fn get_body(
     email: String,
     username: String,
     new_expiration_date: String,
+    user_id: i32,
     protect_token: String,
 ) -> String {
     format!(
@@ -251,7 +253,7 @@ Content-Disposition: form-data; name="protect_token"
 -----------------------------318235432819784070062970146417
 Content-Disposition: form-data; name="user_id"
 
-2140
+{user_id}
 -----------------------------318235432819784070062970146417
 Content-Disposition: form-data; name="MAX_FILE_SIZE"
 
@@ -267,7 +269,7 @@ Content-Disposition: form-data; name="picture_crop_image_base_64"
 -----------------------------318235432819784070062970146417
 Content-Disposition: form-data; name="item_id"
 
-2140
+{user_id}
 -----------------------------318235432819784070062970146417--
         "#
     )
diff --git a/frontend/src/OnlineClassroom/ClassroomUserInfo/AccountExpiration.tsx b/frontend/src/OnlineClassroom/ClassroomUserInfo/AccountExpiration.tsx
index 6a82f7f..5c32c2c 100644
--- a/frontend/src/OnlineClassroom/ClassroomUserInfo/AccountExpiration.tsx
+++ b/frontend/src/OnlineClassroom/ClassroomUserInfo/AccountExpiration.tsx
@@ -4,14 +4,16 @@ import { LoadingStatus, backend, useLoading, wait } from "../../utils/functions"
 import { LoadingIcon } from "../../icons/LoadingIcon";
 import { ArrowsClockwiseIcon } from "../../icons/ArrowsClockwiseIcon";
 import { JsonResult } from "../../types/JsonResult";
+import { AxiosError } from "axios";
 
 export function AccountExpiration(props: {userId: number}) {
     const [expirationDate, setExpirationDate] = createSignal<string | null>(null); // YYYY-MM-DD
-    const {status, setStatus} = useLoading();
+    const {status, setStatus, error, setError} = useLoading();
 
     const loading = createMemo(() => status() === LoadingStatus.Loading);
 
     const loadExpiration = async() => {
+        setError("");
         setStatus(LoadingStatus.Loading);
         setExpirationDate(null);
         if (import.meta.env.DEV) await wait(1500);
@@ -25,10 +27,16 @@ export function AccountExpiration(props: {userId: number}) {
                     setStatus(LoadingStatus.Ok);
                 }
             })
-            .catch((err) => {
+            .catch((err: AxiosError<JsonResult<null>>) => {
                 console.log(err);
 
                 setStatus(LoadingStatus.Error);
+
+                if (err.response?.status === 500) {
+                    setError(`Error: ${err?.response?.data?.Error}`);
+                } else {
+                    setError("Error estableciendo fecha de expiracion. Revisar consola");
+                }
             });
     };
 
@@ -78,7 +86,10 @@ export function AccountExpiration(props: {userId: number}) {
                     />
                 </p>
 
-                <div class="text-right pt-2">
+                <div class="pt-2 grid grid-cols-[auto_8.5rem] items-center gap-2">
+                    <span class="text-c-error">
+                        {error()}
+                    </span>
                     <button
                         class="bg-c-primary text-c-on-primary px-4 py-2 rounded-full cursor-pointer
                             disabled:opacity-50 disabled:cursor-not-allowed relative"
@@ -87,7 +98,7 @@ export function AccountExpiration(props: {userId: number}) {
                         onclick={setExpiration}
                     >
                         <span class="mr-6">
-                            Actualizar expiracion
+                            Actualizar
                         </span>
                         <span
                             class="absolute top-1 right-2"