'error.auth' => 'Incorrect login or password.',
'error.user_exists' => 'User with this login already exists.',
'error.object_exists' => 'Object with this name already exists.',
-'error.project_exists' => 'Project with this name already exists.',
-'error.task_exists' => 'Task with this name already exists.',
-'error.client_exists' => 'Client with this name already exists.',
'error.invoice_exists' => 'Invoice with this number already exists.',
'error.role_exists' => 'Role with this rank already exists.',
'error.no_invoiceable_items' => 'There are no invoiceable items.',
'error.cannot_import' => 'Cannot import: %s.',
'error.format' => 'Invalid file format.',
+// Success messages.
+'msg.success' => 'Operation completed successfully.',
+
// Labels for buttons.
'button.login' => 'Login',
'button.now' => 'Now',
'label.totals_only' => 'Totals only',
// Form titles.
+'title.error' => 'Error',
+'title.success' => 'Success',
'title.login' => 'Login',
'title.groups' => 'Groups',
'title.subgroups' => 'Subgroups',