Fix mistake from last week on string wrangling

This came from
https://github.com/civicrm/civicrm-core/pull/27419

diff --git a/CRM/Contribute/BAO/ContributionRecur.php b/CRM/Contribute/BAO/ContributionRecur.php
index 7e05290010e56b32a8a848e84f89efc477897248..c2b914b43ec0a16e19eae4563e8577a4841ca952 100644 (file)
--- a/CRM/Contribute/BAO/ContributionRecur.php
+++ b/CRM/Contribute/BAO/ContributionRecur.php
@@ -61,7 +61,7 @@ class CRM_Contribute_BAO_ContributionRecur extends CRM_Contribute_DAO_Contributi
     // or invoice ID as an existing recurring contribution
     $duplicates = [];
     if (self::checkDuplicate($params, $duplicates)) {
-      throw new CRM_Core_Exception("Found matching recurring contribution(s): implode(', ', $duplicates)");
+      throw new CRM_Core_Exception('Found matching recurring contribution(s): ' . implode(', ', $duplicates));
     }
 
     $recurring = new CRM_Contribute_BAO_ContributionRecur();