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-rw-r--r--core/Migrations/Version28000Date20230803221055.php4
1 files changed, 3 insertions, 1 deletions
diff --git a/core/Migrations/Version28000Date20230803221055.php b/core/Migrations/Version28000Date20230803221055.php
index 8878a6f6cce..3aaf4f19431 100644
--- a/core/Migrations/Version28000Date20230803221055.php
+++ b/core/Migrations/Version28000Date20230803221055.php
@@ -52,7 +52,9 @@ class Version28000Date20230803221055 extends SimpleMigrationStep {
$column = $table->getColumn('user_id');
$column->setNotnull(false);
- $table->addIndex(['user_id', 'app_id', 'identifier'], 'tp_tasks_uid_appid_ident');
+ if (!$table->hasIndex('tp_tasks_uid_appid_ident')) {
+ $table->addIndex(['user_id', 'app_id', 'identifier'], 'tp_tasks_uid_appid_ident');
+ }
$changed = true;
}