diff --git a/lang/de.json b/lang/de.json
index 7808f7d9..d447fb6b 100644
--- a/lang/de.json
+++ b/lang/de.json
@@ -289,9 +289,10 @@
     "DS4.WarningItemIsNotRollable": "Für das Item '{name}' ({id}) vom Typ '{type}' kann nicht gewürfelt werden.",
     "DS4.WarningMacrosCanOnlyBeCreatedForOwnedItems": "Makros können nur für besessene Items angelegt werden.",
     "DS4.WarningInvalidCheckDropped": "Eine ungültige Probe wurde auf die Hotbar gezogen.",
+    "DS4.WarningSystemUpdateCompletedWithErrors": "Aktualisierung des DS4 Systems von Migrationsversion {currentVersion} auf {targetVersion} abgeschlossen, aber es sind Fehler aufgetreten. Bitte prüfen Sie in der Entwicklerkonsole, ob es sich um relevante Fehler handelt, oder ob sie ignoriert werden können. Insbesondere kann https://github.com/foundryvtt/foundryvtt/issues/9672 zu Fehlern führen, die ignoriert werden können.",
     "DS4.InfoManuallyEnterSpellModifier": "Der korrekte Wert für den Zauberbonus '{spellModifier}' des Zaubers '{name}' muss manuell angegeben werden.",
     "DS4.InfoSystemUpdateStart": "Aktualisiere DS4 System von Migrationsversion {currentVersion} auf {targetVersion}. Bitte haben Sie etwas Geduld, schließen Sie nicht das Spiel und fahren Sie nicht den Server herunter.",
-    "DS4.InfoSystemUpdateCompleted": "Aktualisierung des DS4 Systems von Migrationsversion {currentVersion} auf {targetVersion} erfolgreich!",
+    "DS4.InfoSystemUpdateCompletedSuccessfully": "Aktualisierung des DS4 Systems von Migrationsversion {currentVersion} auf {targetVersion} erfolgreich!",
     "DS4.InfoCompendiumMigrationStart": "Aktualisiere Kompendium '{pack}' für DS4 von Migrationsversion {currentVersion} auf {targetVersion}. Bitte haben Sie etwas Geduld, schließen Sie nicht das Spiel und fahren Sie nicht den Server herunter.",
     "DS4.InfoCompendiumMigrationCompleted": "Aktualisierung des Kompendiums '{pack}' für DS4 von Migrationsversion {currentVersion} auf {targetVersion} erfolgreich!",
     "DS4.UnitRounds": "Runden",
diff --git a/lang/en.json b/lang/en.json
index ae1a1705..fb7415b2 100644
--- a/lang/en.json
+++ b/lang/en.json
@@ -289,9 +289,10 @@
     "DS4.WarningItemIsNotRollable": "Item '{name}' ({id}) of type '{type}' is not rollable.",
     "DS4.WarningMacrosCanOnlyBeCreatedForOwnedItems": "Macros can only be created for owned items.",
     "DS4.WarningInvalidCheckDropped": "An invalid check was dropped on the Hotbar.",
+    "DS4.WarningSystemUpdateCompletedWithErrors": "Migration of DS4 system from migration version {currentVersion} to {targetVersion} completed with errors. Please check the development console (F12) to see whether the errors have significant impact or can be ignored. In particular, https://github.com/foundryvtt/foundryvtt/issues/9672 may cause issues that simply can be ignored.",
     "DS4.InfoManuallyEnterSpellModifier": "The correct value of the spell modifier '{spellModifier}' of the spell '{name}' needs to be entered by manually.",
     "DS4.InfoSystemUpdateStart": "Migrating DS4 system from migration version {currentVersion} to {targetVersion}. Please be patient and do not close your game or shut down your server.",
-    "DS4.InfoSystemUpdateCompleted": "Migration of DS4 system from migration version {currentVersion} to {targetVersion} successful!",
+    "DS4.InfoSystemUpdateCompletedSuccessfully": "Migration of DS4 system from migration version {currentVersion} to {targetVersion} successful!",
     "DS4.InfoCompendiumMigrationStart": "Migrating compendium '{pack}' for DS4 from migration version {currentVersion} to {targetVersion}. Please be patient and do not close your game or shut down your server.",
     "DS4.InfoCompendiumMigrationCompleted": "Migration of compendium '{pack}' for DS4 from migration version {currentVersion} to {targetVersion} successful!",
     "DS4.UnitRounds": "Rounds",
diff --git a/src/migration/001.js b/src/migration/001.js
index b0b67cf8..1c152223 100644
--- a/src/migration/001.js
+++ b/src/migration/001.js
@@ -6,9 +6,10 @@ import { getSceneMigrator, migrateCollection, migrateCompendiums, getCompendiumM
 
 /** @type {import("./migration.js").Migration["migrate"]} */
 async function migrate() {
-    await migrateCollection(game.actors, migrateActor);
-    await migrateCollection(game.scenes, migrateScene);
-    await migrateCompendiums(migrateCompendium);
+    const actorsResult = await migrateCollection(game.actors, migrateActor);
+    const scenesResult = await migrateCollection(game.scenes, migrateScene);
+    const compendiumsResult = await migrateCompendiums(migrateCompendium);
+    return actorsResult === "error" || scenesResult === "error" || compendiumsResult === "error" ? "error" : "success";
 }
 
 /** @type {import('./migrationHelpers.js').Migrator<Actor>} */
diff --git a/src/migration/002.js b/src/migration/002.js
index f2848060..d73dddea 100644
--- a/src/migration/002.js
+++ b/src/migration/002.js
@@ -12,10 +12,16 @@ import {
 
 /** @type {import("./migration.js").Migration["migrate"]} */
 async function migrate() {
-    await migrateCollection(game.items, migrateItem);
-    await migrateCollection(game.actors, migrateActor);
-    await migrateCollection(game.scenes, migrateScene);
-    await migrateCompendiums(migrateCompendium);
+    const itemsResult = await migrateCollection(game.items, migrateItem);
+    const actorsResult = await migrateCollection(game.actors, migrateActor);
+    const scenesResult = await migrateCollection(game.scenes, migrateScene);
+    const compendiumsResult = await migrateCompendiums(migrateCompendium);
+    return itemsResult === "error" ||
+        actorsResult === "error" ||
+        scenesResult === "error" ||
+        compendiumsResult === "error"
+        ? "error"
+        : "success";
 }
 
 /** @type {import('./migrationHelpers.js').Migrator<Item>} */
diff --git a/src/migration/003.js b/src/migration/003.js
index 4d62321e..2d92a6ba 100644
--- a/src/migration/003.js
+++ b/src/migration/003.js
@@ -12,10 +12,16 @@ import {
 
 /** @type {import("./migration.js").Migration["migrate"]} */
 async function migrate() {
-    await migrateCollection(game.items, migrateItem);
-    await migrateCollection(game.actors, migrateActor);
-    await migrateCollection(game.scenes, migrateScene);
-    await migrateCompendiums(migrateCompendium);
+    const itemsResult = await migrateCollection(game.items, migrateItem);
+    const actorsResult = await migrateCollection(game.actors, migrateActor);
+    const scenesResult = await migrateCollection(game.scenes, migrateScene);
+    const compendiumsResult = await migrateCompendiums(migrateCompendium);
+    return itemsResult === "error" ||
+        actorsResult === "error" ||
+        scenesResult === "error" ||
+        compendiumsResult === "error"
+        ? "error"
+        : "success";
 }
 
 /** @type {import("./migrationHelpers.js").Migrator<Item>} */
diff --git a/src/migration/004.js b/src/migration/004.js
index d211ae6a..85306cba 100644
--- a/src/migration/004.js
+++ b/src/migration/004.js
@@ -12,10 +12,16 @@ import {
 
 /** @type {import("./migration.js").Migration["migrate"]} */
 async function migrate() {
-    await migrateCollection(game.items, migrateItem);
-    await migrateCollection(game.actors, migrateActor);
-    await migrateCollection(game.scenes, migrateScene);
-    await migrateCompendiums(migrateCompendium);
+    const itemsResult = await migrateCollection(game.items, migrateItem);
+    const actorsResult = await migrateCollection(game.actors, migrateActor);
+    const scenesResult = await migrateCollection(game.scenes, migrateScene);
+    const compendiumsResult = await migrateCompendiums(migrateCompendium);
+    return itemsResult === "error" ||
+        actorsResult === "error" ||
+        scenesResult === "error" ||
+        compendiumsResult === "error"
+        ? "error"
+        : "success";
 }
 
 /** @type {import('./migrationHelpers.js').Migrator<Item>} */
diff --git a/src/migration/005.js b/src/migration/005.js
index faeebd94..b8754fe4 100644
--- a/src/migration/005.js
+++ b/src/migration/005.js
@@ -21,10 +21,16 @@ const secondsPerDay = secondsPerMinute * minutesPerHour * hoursPerDay;
 
 /** @type {import("./migration.js").Migration["migrate"]} */
 async function migrate() {
-    await migrateCollection(game.items, migrateItem);
-    await migrateCollection(game.actors, migrateActor);
-    await migrateCollection(game.scenes, migrateScene);
-    await migrateCompendiums(migrateCompendium);
+    const itemsResult = await migrateCollection(game.items, migrateItem);
+    const actorsResult = await migrateCollection(game.actors, migrateActor);
+    const scenesResult = await migrateCollection(game.scenes, migrateScene);
+    const compendiumsResult = await migrateCompendiums(migrateCompendium);
+    return itemsResult === "error" ||
+        actorsResult === "error" ||
+        scenesResult === "error" ||
+        compendiumsResult === "error"
+        ? "error"
+        : "success";
 }
 
 /** @type {import('./migrationHelpers.js').Migrator<Item>} */
diff --git a/src/migration/006.js b/src/migration/006.js
index 3afceaa9..7acabc82 100644
--- a/src/migration/006.js
+++ b/src/migration/006.js
@@ -12,10 +12,16 @@ import {
 
 /** @type {import("./migration.js").Migration["migrate"]} */
 async function migrate() {
-    await migrateCollection(game.items, migrateItem);
-    await migrateCollection(game.actors, migrateActor);
-    await migrateCollection(game.scenes, migrateScene);
-    await migrateCompendiums(migrateCompendium);
+    const itemsResult = await migrateCollection(game.items, migrateItem);
+    const actorsResult = await migrateCollection(game.actors, migrateActor);
+    const scenesResult = await migrateCollection(game.scenes, migrateScene);
+    const compendiumsResult = await migrateCompendiums(migrateCompendium);
+    return itemsResult === "error" ||
+        actorsResult === "error" ||
+        scenesResult === "error" ||
+        compendiumsResult === "error"
+        ? "error"
+        : "success";
 }
 
 /** @type {import('./migrationHelpers.js').Migrator<Item>} */
diff --git a/src/migration/007.js b/src/migration/007.js
index 70a64437..6ca9585a 100644
--- a/src/migration/007.js
+++ b/src/migration/007.js
@@ -12,10 +12,16 @@ import {
 
 /** @type {import("./migration.js").Migration["migrate"]} */
 async function migrate() {
-    await migrateCollection(game.items, migrateItem);
-    await migrateCollection(game.actors, migrateActor);
-    await migrateCollection(game.scenes, migrateScene);
-    await migrateCompendiums(migrateCompendium);
+    const itemsResult = await migrateCollection(game.items, migrateItem);
+    const actorsResult = await migrateCollection(game.actors, migrateActor);
+    const scenesResult = await migrateCollection(game.scenes, migrateScene);
+    const compendiumsResult = await migrateCompendiums(migrateCompendium);
+    return itemsResult === "error" ||
+        actorsResult === "error" ||
+        scenesResult === "error" ||
+        compendiumsResult === "error"
+        ? "error"
+        : "success";
 }
 
 /** @type {import('./migrationHelpers.js').Migrator<Item>} */
diff --git a/src/migration/008.js b/src/migration/008.js
index e517c429..46a543a3 100644
--- a/src/migration/008.js
+++ b/src/migration/008.js
@@ -13,10 +13,16 @@ import {
 
 /** @type {import("./migration.js").Migration["migrate"]} */
 async function migrate() {
-    await migrateCollection(game.items, migrateItem);
-    await migrateCollection(game.actors, migrateActor);
-    await migrateCollection(game.scenes, migrateScene);
-    await migrateCompendiums(migrateCompendium);
+    const itemsResult = await migrateCollection(game.items, migrateItem);
+    const actorsResult = await migrateCollection(game.actors, migrateActor);
+    const scenesResult = await migrateCollection(game.scenes, migrateScene);
+    const compendiumsResult = await migrateCompendiums(migrateCompendium);
+    return itemsResult === "error" ||
+        actorsResult === "error" ||
+        scenesResult === "error" ||
+        compendiumsResult === "error"
+        ? "error"
+        : "success";
 }
 
 /** @type {import('./migrationHelpers.js').Migrator<ActiveEffect>} */
diff --git a/src/migration/009.js b/src/migration/009.js
index ee3f6083..4a4b85f9 100644
--- a/src/migration/009.js
+++ b/src/migration/009.js
@@ -12,9 +12,10 @@ import {
 
 /** @type {import("./migration.js").Migration["migrate"]} */
 async function migrate() {
-    await migrateCollection(game.actors, migrateActor);
-    await migrateCollection(game.scenes, migrateScene);
-    await migrateCompendiums(migrateCompendium);
+    const actorsResult = await migrateCollection(game.actors, migrateActor);
+    const scenesResult = await migrateCollection(game.scenes, migrateScene);
+    const compendiumsResult = await migrateCompendiums(migrateCompendium);
+    return actorsResult === "error" || scenesResult === "error" || compendiumsResult === "error" ? "error" : "success";
 }
 
 const itemIdRegex = /Item\.([a-zA-Z0-9]+)/;
diff --git a/src/migration/migration.js b/src/migration/migration.js
index 4fadaaf6..026d4f26 100644
--- a/src/migration/migration.js
+++ b/src/migration/migration.js
@@ -58,12 +58,17 @@ async function migrateFromTo(oldMigrationVersion, targetMigrationVersion) {
             { permanent: true },
         );
 
+        /** @type {Result} */
+        let result = "success";
         for (const [i, { migrate }] of migrationsToExecute.entries()) {
             const currentMigrationVersion = oldMigrationVersion + i + 1;
             logger.info("executing migration script", currentMigrationVersion);
             try {
-                await migrate();
+                const r = await migrate();
                 getGame().settings.set("ds4", "systemMigrationVersion", currentMigrationVersion);
+                if (r === "error") {
+                    result = "error";
+                }
             } catch (err) {
                 notifications.error(
                     getGame().i18n.format("DS4.ErrorDuringMigration", {
@@ -78,13 +83,23 @@ async function migrateFromTo(oldMigrationVersion, targetMigrationVersion) {
             }
         }
 
-        notifications.info(
-            getGame().i18n.format("DS4.InfoSystemUpdateCompleted", {
-                currentVersion: oldMigrationVersion,
-                targetVersion: targetMigrationVersion,
-            }),
-            { permanent: true },
-        );
+        if (result === "success") {
+            notifications.info(
+                getGame().i18n.format("DS4.InfoSystemUpdateCompletedSuccessfully", {
+                    currentVersion: oldMigrationVersion,
+                    targetVersion: targetMigrationVersion,
+                }),
+                { permanent: true },
+            );
+        } else {
+            notifications.warn(
+                getGame().i18n.format("DS4.WarningSystemUpdateCompletedWithErrors", {
+                    currentVersion: oldMigrationVersion,
+                    targetVersion: targetMigrationVersion,
+                }),
+                { permanent: true },
+            );
+        }
     }
 }
 
@@ -159,9 +174,11 @@ function getTargetMigrationVersion() {
     return migrations.length;
 }
 
+/** @typedef {"success" | "error"} Result */
+
 /**
  * @typedef {object} Migration
- * @property {() => Promise<void>} migrate
+ * @property {() => Promise<Result>} migrate
  * @property {import("./migrationHelpers").CompendiumMigrator} migrateCompendium
  */
 
diff --git a/src/migration/migrationHelpers.js b/src/migration/migrationHelpers.js
index 9b6b036a..0b169e77 100644
--- a/src/migration/migrationHelpers.js
+++ b/src/migration/migrationHelpers.js
@@ -17,9 +17,11 @@ import { getGame } from "../utils/utils.js";
  * @template T
  * @param {WorldCollection} collection
  * @param {Migrator<T>}     migrateDocument
- * @returns {Promise<void>} A promise that resolves once the migration is complete
+ * @returns {Promise<import("./migration.js").Result>} A promise that resolves once the migration is complete
  */
 export async function migrateCollection(collection, migrateDocument) {
+    /** @type {import("./migration.js").Result} */
+    let result = "success";
     const { documentName } = collection.constructor;
     for (const document of collection) {
         logger.info(`Migrating ${documentName} document ${document.name} (${document.id})`);
@@ -30,8 +32,10 @@ export async function migrateCollection(collection, migrateDocument) {
                 `Error during migration of ${documentName} document ${document.name} (${document.id}), continuing anyways.`,
                 err,
             );
+            result = "error";
         }
     }
+    return result;
 }
 
 /**
@@ -93,19 +97,25 @@ export function getSceneMigrator(migrateActor) {
     };
 }
 
-/** @typedef {(pack: CompendiumCollection) => Promise<void>} CompendiumMigrator */
+/** @typedef {(pack: CompendiumCollection) => Promise<import("./migration.js").Result>} CompendiumMigrator */
 
 /**
  * Migrate world compendium packs.
  * @param {CompendiumMigrator} migrateCompendium A function for migrating a single compendium pack
- * @returns {Promise<void>} A promise that resolves once the migration is complete
+ * @returns {Promise<import("./migration.js").Result>} A promise that resolves once the migration is complete
  */
 export async function migrateCompendiums(migrateCompendium) {
+    /** @type {import("./migration.js").Result} */
+    let result = "success";
     for (const compendium of getGame().packs ?? []) {
         if (compendium.metadata.package !== "world") continue;
         if (!["Actor", "Item", "Scene"].includes(compendium.metadata.type)) continue;
-        await migrateCompendium(compendium);
+        const r = await migrateCompendium(compendium);
+        if (r === "error") {
+            result = "error";
+        }
     }
+    return result;
 }
 
 /**
@@ -126,6 +136,8 @@ export function getCompendiumMigrator(
     { migrateToTemplateEarly = true } = {},
 ) {
     return async (pack) => {
+        /** @type {import("./migration.js").Result} */
+        let result = "success";
         const type = pack.metadata.type;
         if (!["Actor", "Item", "Scene"].includes(type)) return;
         const wasLocked = pack.locked;
@@ -151,6 +163,7 @@ export function getCompendiumMigrator(
                     `Error during migration of document ${doc.name} (${doc.id}) in compendium ${pack.collection}, continuing anyways.`,
                     err,
                 );
+                result = "error";
             }
         }
 
@@ -158,5 +171,6 @@ export function getCompendiumMigrator(
             await pack.migrate();
         }
         await pack.configure({ locked: wasLocked });
+        return result;
     };
 }