diff --git a/launcher/net/HttpMetaCache.cpp b/launcher/net/HttpMetaCache.cpp
index 4985ad080..5a3a451b7 100644
--- a/launcher/net/HttpMetaCache.cpp
+++ b/launcher/net/HttpMetaCache.cpp
@@ -166,8 +166,10 @@ auto HttpMetaCache::evictEntry(MetaEntryPtr entry) -> bool
     return true;
 }
 
-void HttpMetaCache::evictAll()
+//returns true on success, false otherwise
+auto HttpMetaCache::evictAll() -> bool
 {
+    bool ret = true;
     for (QString& base : m_entries.keys()) {
         EntryMap& map = m_entries[base];
         qCDebug(taskHttpMetaCacheLogC) << "Evicting base" << base;
@@ -176,8 +178,10 @@ void HttpMetaCache::evictAll()
                 qCWarning(taskHttpMetaCacheLogC) << "Unexpected missing cache entry" << entry->m_basePath;
         }
         map.entry_list.clear();
-        FS::deletePath(map.base_path);
+        //AND all return codes together so the result is true iff all runs of deletePath() are true
+        ret &= FS::deletePath(map.base_path);
     }
+    return ret;
 }
 
 auto HttpMetaCache::staleEntry(QString base, QString resource_path) -> MetaEntryPtr
diff --git a/launcher/net/HttpMetaCache.h b/launcher/net/HttpMetaCache.h
index 036a8dd94..144012ae5 100644
--- a/launcher/net/HttpMetaCache.h
+++ b/launcher/net/HttpMetaCache.h
@@ -113,7 +113,7 @@ class HttpMetaCache : public QObject {
 
     // evict selected entry from cache
     auto evictEntry(MetaEntryPtr entry) -> bool;
-    void evictAll();
+    bool evictAll();
 
     void addBase(QString base, QString base_root);
 
diff --git a/launcher/ui/MainWindow.cpp b/launcher/ui/MainWindow.cpp
index ddf726373..887d89006 100644
--- a/launcher/ui/MainWindow.cpp
+++ b/launcher/ui/MainWindow.cpp
@@ -1318,7 +1318,15 @@ void MainWindow::on_actionReportBug_triggered()
 
 void MainWindow::on_actionClearMetadata_triggered()
 {
-    APPLICATION->metacache()->evictAll();
+    //This if contains side effects!
+    if (!APPLICATION->metacache()->evictAll()) {
+        CustomMessageBox::selectable(this, tr("Error"),
+                                     tr("Metadata cache clear Failed!\nTo clear the metadata cache manually, press Folders -> View "
+                                        "Launcher Root Folder, and after closing the launcher delete the folder named \"meta\"\n"),
+                                     QMessageBox::Warning)
+            ->show();
+    }
+
     APPLICATION->metacache()->SaveNow();
 }