diff --git a/plugins/bc-installer/src/Service/InstallationsService.php b/plugins/bc-installer/src/Service/InstallationsService.php
index 9deb46fd7d..82a1d133bf 100644
--- a/plugins/bc-installer/src/Service/InstallationsService.php
+++ b/plugins/bc-installer/src/Service/InstallationsService.php
@@ -188,11 +188,7 @@ public function constructionDb(array $dbConfig, string $dbDataPattern = '', stri
             throw new BcException(__d('baser_core', 'コアテーブルの構築に失敗しました。'));
         }
 
-        try {
-            $this->installCorePlugin();
-        } catch (\Throwable $e) {
-            throw new BcException($e);
-        }
+        $this->installCorePlugin();
 
         try {
             [$theme, $pattern] = explode('.', $dbDataPattern);