refs #15916 [fid_bbi] error message

* new FID specific error message (on Exception)

fid_bbi/languages/de.ini

@@ -416,4 +416,7 @@ charges_may_apply = "Eventuell kostenpflichtig"
 
 #12932
 embed_searchbox_button = "Suche einbinden"
-embed_searchbox_help = "Folgenden HTML-Schnipsel in ihrer Website einbinden, um direkt auf %%bbi_url%% zu suchen"
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+embed_searchbox_help = "Folgenden HTML-Schnipsel in ihrer Website einbinden, um direkt auf %%bbi_url%% zu suchen"
+
+#15916
+bbi_error_message = "Bitte versuchen Sie es später noch einmal oder kontaktieren Sie %%system_email%%"
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fid_bbi/languages/en.ini

@@ -409,4 +409,7 @@ embed_searchbox_button = "Embed search"
 embed_searchbox_help = "Embed the following HTML snippet in your Website to search %%bbi_url%% directly"
 
 #15529
-Staff View = "Metadata"
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+Staff View = "Metadata"
+
+#15916
+bbi_error_message = "Please try again later or contact %%system_email%%"
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themes/fid_bbi/templates/error/index.phtml

+<!-- fid_bbi: error - index -->
+<?php
+  // Set page title.
+  $this->headTitle($this->translate('An error has occurred'));
+
+  $this->layout()->breadcrumbs = '<li class="active">Error</li>';
+?>
+<div class="alert alert-danger">
+  <h3><?=$this->transEsc('An error has occurred')?></h3>
+  <p>
+    <?php $supportEmail = $this->escapeHtmlAttr($this->systemEmail());
+     $supportEmail = '<a href="mailto:'.$supportEmail.'">'.$supportEmail.'</a>';
+      ?>
+    <?=$this->translate('bbi_error_message',['%%system_email%%' => $supportEmail])?>
+  </p>
+</div>
+
+<!-- fid_bbi: error - index - END -->
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