diff --git a/ext/js/display/display-anki.js b/ext/js/display/display-anki.js
index 4e3692b9..aedf33c7 100644
--- a/ext/js/display/display-anki.js
+++ b/ext/js/display/display-anki.js
@@ -31,8 +31,9 @@ class DisplayAnki {
         this._ankiNoteNotificationEventListeners = null;
         this._ankiTagNotification = null;
         this._updateAdderButtonsPromise = Promise.resolve();
-        this._updateAdderButtonsToken = null;
+        this._updateDictionaryEntryDetailsToken = null;
         this._eventListeners = new EventListenerCollection();
+        this._dictionaryEntryDetails = null;
         this._noteContext = null;
         this._checkForDuplicates = false;
         this._suspendNewCards = false;
@@ -66,7 +67,8 @@ class DisplayAnki {
     }
 
     cleanupEntries() {
-        this._updateAdderButtonsToken = null;
+        this._updateDictionaryEntryDetailsToken = null;
+        this._dictionaryEntryDetails = null;
         this._hideAnkiNoteErrors(false);
     }
 
@@ -81,7 +83,7 @@ class DisplayAnki {
     }
 
     setupEntriesComplete() {
-        this._updateAdderButtons();
+        this._updateDictionaryEntryDetails();
     }
 
     async getLogData(dictionaryEntry) {
@@ -258,47 +260,45 @@ class DisplayAnki {
         return {type, term, reading};
     }
 
-    async _updateAdderButtons() {
+    async _updateDictionaryEntryDetails() {
         const {dictionaryEntries} = this._display;
         const token = {};
-        this._updateAdderButtonsToken = token;
-        await this._updateAdderButtonsPromise;
-        if (this._updateAdderButtonsToken !== token) { return; }
+        this._updateDictionaryEntryDetailsToken = token;
+        if (this._updateAdderButtonsPromise !== null) {
+            await this._updateAdderButtonsPromise;
+        }
+        if (this._updateDictionaryEntryDetailsToken !== token) { return; }
 
         const {promise, resolve} = deferPromise();
         try {
             this._updateAdderButtonsPromise = promise;
-
-            let states;
-            try {
-                states = await this._areDictionaryEntriesAddable(dictionaryEntries);
-            } catch (e) {
-                return;
-            }
-
-            if (this._updateAdderButtonsToken !== token) { return; }
-
-            this._updateAdderButtons2(states);
+            const dictionaryEntryDetails = await this._getDictionaryEntryDetails(dictionaryEntries);
+            if (this._updateDictionaryEntryDetailsToken !== token) { return; }
+            this._dictionaryEntryDetails = dictionaryEntryDetails;
+            this._updateAdderButtons();
         } finally {
             resolve();
+            if (this._updateAdderButtonsPromise === promise) {
+                this._updateAdderButtonsPromise = null;
+            }
         }
     }
 
-    _updateAdderButtons2(states) {
+    _updateAdderButtons() {
         const displayTags = this._displayTags;
-        for (let i = 0, ii = states.length; i < ii; ++i) {
+        const dictionaryEntryDetails = this._dictionaryEntryDetails;
+        for (let i = 0, ii = dictionaryEntryDetails.length; i < ii; ++i) {
             let noteId = null;
-            for (const {mode, canAdd, noteIds, noteInfos} of states[i]) {
+            for (const {mode, canAdd, noteIds, noteInfos, ankiError} of dictionaryEntryDetails[i]) {
                 const button = this._adderButtonFind(i, mode);
-                if (button === null) {
-                    continue;
+                if (button !== null) {
+                    button.disabled = !canAdd;
+                    button.hidden = (ankiError !== null);
                 }
 
                 if (Array.isArray(noteIds) && noteIds.length > 0) {
                     noteId = noteIds[0];
                 }
-                button.disabled = !canAdd;
-                button.hidden = false;
 
                 if (displayTags !== 'never' && Array.isArray(noteInfos)) {
                     this._setupTagsIndicator(i, noteInfos);
@@ -459,7 +459,7 @@ class DisplayAnki {
         return templates;
     }
 
-    async _areDictionaryEntriesAddable(dictionaryEntries) {
+    async _getDictionaryEntryDetails(dictionaryEntries) {
         const forceCanAddValue = (this._checkForDuplicates ? null : true);
         const fetchAdditionalInfo = (this._displayTags !== 'never');
 
@@ -481,13 +481,19 @@ class DisplayAnki {
         const notes = noteInfoList.map(({note}) => note);
 
         let infos;
-        if (forceCanAddValue !== null) {
-            if (!await yomichan.api.isAnkiConnected()) {
-                throw new Error('Anki not connected');
+        let ankiError = null;
+        try {
+            if (forceCanAddValue !== null) {
+                if (!await yomichan.api.isAnkiConnected()) {
+                    throw new Error('Anki not connected');
+                }
+                infos = this._getAnkiNoteInfoForceValue(notes, forceCanAddValue);
+            } else {
+                infos = await yomichan.api.getAnkiNoteInfo(notes, fetchAdditionalInfo);
             }
-            infos = this._getAnkiNoteInfoForceValue(notes, forceCanAddValue);
-        } else {
-            infos = await yomichan.api.getAnkiNoteInfo(notes, fetchAdditionalInfo);
+        } catch (e) {
+            infos = this._getAnkiNoteInfoForceValue(notes, false);
+            ankiError = e;
         }
 
         const results = [];
@@ -498,7 +504,7 @@ class DisplayAnki {
             while (index >= results.length) {
                 results.push([]);
             }
-            results[index].push({mode, note, errors, canAdd, valid, noteIds, noteInfos});
+            results[index].push({mode, note, errors, canAdd, valid, noteIds, noteInfos, ankiError});
         }
         return results;
     }