diff --git a/src/actions/user-actions.js b/src/actions/user-actions.js
index b94cd479..c7c7ade2 100644
--- a/src/actions/user-actions.js
+++ b/src/actions/user-actions.js
@@ -234,7 +234,10 @@ export const addToSchedule = (event) => async (dispatch, getState) => {
         return event;
     }).catch(e => {
         console.log('ERROR: ', e);
-        Sentry.captureException(e)
+        // 412 is expected when event is already in schedule (double-click, race condition)
+        if (e?.response?.status !== 412) {
+            Sentry.captureException(e);
+        }
         return e;
     });
 };
@@ -256,7 +259,10 @@ export const removeFromSchedule = (event) => async (dispatch, getState) => {
         return event;
     }).catch(e => {
         console.log('ERROR: ', e);
-        Sentry.captureException(e)
+        // 412 is expected when event is not in schedule (double-click, race condition)
+        if (e?.response?.status !== 412) {
+            Sentry.captureException(e);
+        }
         return e;
     });
 };