diff --git a/src/Export/Export.php b/src/Export/Export.php
index 134c8eabe0..3cc685fc4b 100644
--- a/src/Export/Export.php
+++ b/src/Export/Export.php
@@ -337,6 +337,11 @@ class Export
                 $tableObj = new Table($table, $db->getName(), $this->dbi);
                 $nonGeneratedCols = $tableObj->getNonGeneratedColumns();
 
+                // Skip tables that cannot be read
+                if ($nonGeneratedCols === []) {
+                    continue;
+                }
+
                 $localQuery = 'SELECT ' . implode(', ', $nonGeneratedCols)
                     . ' FROM ' . Util::backquote($db->getName())
                     . '.' . Util::backquote($table);
@@ -468,6 +473,11 @@ class Export
                 $tableObj = new Table($table, $db, $this->dbi);
                 $nonGeneratedCols = $tableObj->getNonGeneratedColumns();
 
+                // Skip tables that cannot be read
+                if ($nonGeneratedCols === []) {
+                    return;
+                }
+
                 $localQuery = 'SELECT ' . implode(', ', $nonGeneratedCols)
                     . ' FROM ' . Util::backquote($db)
                     . '.' . Util::backquote($table) . $addQuery;