Reset schema mutations on erroring

packages/frontend-core/src/components/grid/controls/ColumnsSettingButton.svelte

@@ -24,6 +24,8 @@
       await datasource.actions.saveSchemaMutations()
     } catch (e) {
       notifications.error(e.message)
+    } finally {
+      datasource.actions.resetSchemaMutations()
     }
     dispatch(visible ? "show-column" : "hide-column")
   }

packages/frontend-core/src/components/grid/stores/datasource.js

@@ -204,6 +204,10 @@ export const createActions = context => {
       ...$definition,
       schema: newSchema,
     })
+    resetSchemaMutations()
+  }
+
+  const resetSchemaMutations = () => {
     schemaMutations.set({})
   }
 
@@ -253,6 +257,7 @@ export const createActions = context => {
         addSchemaMutation,
         addSchemaMutations,
         saveSchemaMutations,
+        resetSchemaMutations,
       },
     },
   }