eclipse項目build時,提示錯誤.

Errors occurred during the build. 

Errors running builder 'Integrated External Tool Builder' on project 'xinghe-base'.
The builder launch configuration could not be found.
The builder launch configuration could not be found.
Errors running builder 'Integrated External Tool Builder' on project 'xinghe-base-web'.
The builder launch configuration could not be found.
The builder launch configuration could not be found.
Errors running builder 'Integrated External Tool Builder' on project 'xinghe-base-web'.
The builder launch configuration could not be found.
The builder launch configuration could not be found.
Errors running builder 'Integrated External Tool Builder' on project 'xinghe-manager-web'.
The builder launch configuration could not be found.
The builder launch configuration could not be found.
Errors running builder 'Integrated External Tool Builder' on project 'xinghe-manager-web'.
The builder launch configuration could not be found.

The builder launch configuration could not be found.

錯誤環境描述：

操做系統：Windows 7 x64

Eclipse：

Eclipse Java EE IDE for Web Developers.
Version: Luna Service Release 2 (4.4.2)
Build id: 20150219-0600

apachetomcat 8.022

JDK 1.8

apachemaven 3.3.3

爲了加快項目的編譯速度，取消了一些驗證和Builder，致使此錯誤

錯誤以下圖：

解決方法：

在出錯的項目上點擊鼠標右鍵，彈出的菜單中選擇屬性：

在左側選擇「Builders」，在右側刪除不可用的Builder；