RT-Thread Studio 更新V1.0.3失败解决办法

错误提示：

An error occurred during the org.eclipse.equinox.internal.p2.engine.phases.CheckTrust phase.
session context was:(profile=profile, phase=org.eclipse.equinox.internal.p2.engine.phases.CheckTrust, operand=, action=).
Error reading signed content.
Exception in opening zip file: C:\RT-ThreadStudio\plugins\org.rt-thread.studio.local.core_1.0.5.jar

删除安装目录下的artifacts.xml文件，重新打开软件，更新成功。