Index: l10n_client.module
===================================================================
RCS file: /cvs/drupal-contrib/contributions/modules/l10n_client/Attic/l10n_client.module,v
retrieving revision 1.22.2.3
diff -u -p -r1.22.2.3 l10n_client.module
--- l10n_client.module	19 Apr 2010 21:24:07 -0000	1.22.2.3
+++ l10n_client.module	20 Apr 2010 14:08:53 -0000
@@ -483,9 +483,11 @@ function l10n_client_import_package_form
     // Clean out all translations first if user asked to do that.
     $langcodes = array_keys(array_filter($form_state['values']['langcodes']));
     $textgroups = array_keys(array_filter($form_state['values']['textgroups']));
-    db_query("DELETE FROM {locales_target} WHERE language IN (". db_placeholders($langcodes, 'varchar') .") AND lid IN (SELECT lid FROM {locales_source} WHERE textgroup IN (". db_placeholders($textgroups, 'varchar') ."))", array_merge($langcodes, $textgroups));
-    // Also remove all source strings without translations.
-    db_query("DELETE FROM {locales_source} WHERE lid NOT IN (SELECT lid FROM {locales_target})");
+    if (!empty($textgroups)) {
+      db_query("DELETE FROM {locales_target} WHERE language IN (". db_placeholders($langcodes, 'varchar') .") AND lid IN (SELECT lid FROM {locales_source} WHERE textgroup IN (". db_placeholders($textgroups, 'varchar') ."))", array_merge($langcodes, $textgroups));
+      // Also remove all source strings without translations.
+      db_query("DELETE FROM {locales_source} WHERE lid NOT IN (SELECT lid FROM {locales_target})");
+    }
   }
 
   // Set up and start batch for new imports.