diff --git a/src/dispatch/signal/views.py b/src/dispatch/signal/views.py
index e8dab18aabe7..ffb9bf25d266 100644
--- a/src/dispatch/signal/views.py
+++ b/src/dispatch/signal/views.py
@@ -157,14 +157,9 @@ def create_engagement(
             db_session=db_session, creator=current_user, signal_engagement_in=signal_engagement_in
         )
     except IntegrityError:
-        raise ValidationError(
-            [
-                ErrorWrapper(
-                    ExistsError(msg="A signal engagement with this name already exists."),
-                    loc="name",
-                )
-            ],
-            model=SignalEngagementRead,
+        raise HTTPException(
+            status_code=status.HTTP_404_NOT_FOUND,
+            detail=[{"msg": "A signal engagement with this name already exists."}],
         ) from None
 
 
@@ -195,14 +190,9 @@ def update_engagement(
             signal_engagement_in=signal_engagement_in,
         )
     except IntegrityError:
-        raise ValidationError(
-            [
-                ErrorWrapper(
-                    ExistsError(msg="A signal engagement with this name already exists."),
-                    loc="name",
-                )
-            ],
-            model=SignalEngagementUpdate,
+        raise HTTPException(
+            status_code=status.HTTP_400_BAD_REQUEST,
+            detail=[{"msg": "A signal engagement with this name already exists."}],
         ) from None
 
     return signal_engagement
@@ -220,13 +210,9 @@ def create_filter(
             db_session=db_session, creator=current_user, signal_filter_in=signal_filter_in
         )
     except IntegrityError:
-        raise ValidationError(
-            [
-                ErrorWrapper(
-                    ExistsError(msg="A signal filter with this name already exists."), loc="name"
-                )
-            ],
-            model=SignalFilterRead,
+        raise HTTPException(
+            status_code=status.HTTP_400_BAD_REQUEST,
+            detail=[{"msg": "A signal filter with this name already exists."}],
         ) from None
 
 
@@ -253,13 +239,9 @@ def update_filter(
             db_session=db_session, signal_filter=signal_filter, signal_filter_in=signal_filter_in
         )
     except IntegrityError:
-        raise ValidationError(
-            [
-                ErrorWrapper(
-                    ExistsError(msg="A signal filter with this name already exists."), loc="name"
-                )
-            ],
-            model=SignalFilterUpdate,
+        raise HTTPException(
+            status_code=status.HTTP_404_NOT_FOUND,
+            detail=[{"msg": "A signal filter with this name already exists."}],
         ) from None
 
     return signal_filter
diff --git a/src/dispatch/static/dispatch/src/signal/engagement/store.js b/src/dispatch/static/dispatch/src/signal/engagement/store.js
index 86850cd144a3..8b26b63fceb5 100644
--- a/src/dispatch/static/dispatch/src/signal/engagement/store.js
+++ b/src/dispatch/static/dispatch/src/signal/engagement/store.js
@@ -41,8 +41,14 @@ const actions = {
           commit("RESET_SELECTED")
           return resp.data
         })
-        .catch((error) => {
-          console.log(error)
+        .catch((err) => {
+          let errorText = err.response.data.detail.map(({ msg }) => msg).join(" ")
+          commit(
+            "notification_backend/addBeNotification",
+            { text: `Error trying to save: ${errorText}`, type: "exception" },
+            { root: true }
+          )
+          commit("RESET_SELECTED")
           commit("SET_SELECTED_LOADING", false)
         })
     } else {
@@ -55,7 +61,14 @@ const actions = {
           )
           commit("SET_SELECTED_LOADING", false)
         })
-        .catch(() => {
+        .catch((err) => {
+          let errorText = err.response.data.detail.map(({ msg }) => msg).join(" ")
+          commit(
+            "notification_backend/addBeNotification",
+            { text: `Error trying to save: ${errorText}`, type: "exception" },
+            { root: true }
+          )
+          commit("RESET_SELECTED")
           commit("SET_SELECTED_LOADING", false)
         })
     }
diff --git a/src/dispatch/static/dispatch/src/signal/filter/store.js b/src/dispatch/static/dispatch/src/signal/filter/store.js
index f6f0bc3cb5cf..bc18ea9f9c67 100644
--- a/src/dispatch/static/dispatch/src/signal/filter/store.js
+++ b/src/dispatch/static/dispatch/src/signal/filter/store.js
@@ -65,7 +65,14 @@ const actions = {
           commit("SET_DIALOG_CREATE_EDIT", false)
           return resp.data
         })
-        .catch(() => {
+        .catch((err) => {
+          let errorText = err.response.data.detail.map(({ msg }) => msg).join(" ")
+          commit(
+            "notification_backend/addBeNotification",
+            { text: `Error trying to save: ${errorText}`, type: "exception" },
+            { root: true }
+          )
+          commit("RESET_SELECTED")
           commit("SET_SELECTED_LOADING", false)
         })
     } else {
@@ -78,7 +85,14 @@ const actions = {
           )
           commit("SET_SELECTED_LOADING", false)
         })
-        .catch(() => {
+        .catch((err) => {
+          let errorText = err.response.data.detail.map(({ msg }) => msg).join(" ")
+          commit(
+            "notification_backend/addBeNotification",
+            { text: `Error trying to save: ${errorText}`, type: "exception" },
+            { root: true }
+          )
+          commit("RESET_SELECTED")
           commit("SET_SELECTED_LOADING", false)
         })
     }