---
description: "Learn more about: Fatal error C1255"
title: Fatal error C1255
ms.date: 10/04/2022
f1_keywords: ["C1255", "FATALERROR_PCHSyncLost"]
helpviewer_keywords: ["C1255"]
ms.assetid: a97da6bd-06dc-42bf-9158-0de1ebb90d4a
---
# Fatal error C1255

> PCH data for plugin '*plugin-name*' has incorrect length.

The Code Analysis tool reports this error when there's an internal error in the tool, not in the code being analyzed.