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我尝试在Eclipse上安装Gradle时遇到此错误。我试着用这个链接：Eclipse Gradle集成错误 - 鼓励安装软件
https://marketplace.eclipse.org/content/gradle-integration-eclipse-0
该错误消息如下。任何人都可以。
An error occurred while collecting items to be installed
session context was:(profile=epp.package.jee, phase=org.eclipse.equinox.internal.p2.engine.phases.Collect, operand=, action=).
Problems downloading artifact: osgi.bundle,org.springsource.ide.eclipse.gradle.core,3.6.3.201411271013-RELEASE.
Error reading signed content:C:\Users\dell\AppData\Local\Temp\signatureFile1990886222537489997.jar
An error occurred while processing the signatures for the file: C:\Users\dell\AppData\Local\Temp\signatureFile1990886222537489997.jar
Problems downloading artifact: org.eclipse.update.feature,org.springsource.ide.eclipse.gradle.feature,3.6.3.201411271013-RELEASE.
Error reading signed content:C:\Users\dell\AppData\Local\Temp\signatureFile1754777427947047028.jar
An error occurred while processing the signatures for the file: C:\Users\dell\AppData\Local\Temp\signatureFile1754777427947047028.jar
Problems downloading artifact: osgi.bundle,org.springsource.ide.eclipse.gradle.toolingapi,3.6.3.201411271013-RELEASE.
Error reading signed content:C:\Users\dell\AppData\Local\Temp\signatureFile833353327458962376.jar
An error occurred while processing the signatures for the file: C:\Users\dell\AppData\Local\Temp\signatureFile833353327458962376.jar
Problems downloading artifact: osgi.bundle,org.springsource.ide.eclipse.gradle.ui,3.6.3.201411271013-RELEASE.
现在gradle（或gradle wrapper）命令行会帮你吗？ – Alex