Eclipse crashes after installing soapui plugin

org.eclipse.equinox.p2.core.ProvisionException: No repository found at jar:file:/Users/subha/Downloads/soapui-eclipse-plugin/plugins/com.eviware.soapui.eclipse_4.0.1.jar!/.
	at org.eclipse.equinox.internal.p2.repository.helpers.AbstractRepositoryManager.fail(AbstractRepositoryManager.java:395)
	at org.eclipse.equinox.internal.p2.repository.helpers.AbstractRepositoryManager.loadRepository(AbstractRepositoryManager.java:692)
	at org.eclipse.equinox.internal.p2.metadata.repository.MetadataRepositoryManager.loadRepository(MetadataRepositoryManager.java:96)
	at org.eclipse.equinox.internal.p2.metadata.repository.MetadataRepositoryManager.loadRepository(MetadataRepositoryManager.java:92)
	at org.eclipse.equinox.p2.ui.LoadMetadataRepositoryJob.doLoad(LoadMetadataRepositoryJob.java:117)
	at org.eclipse.equinox.p2.ui.LoadMetadataRepositoryJob.runModal(LoadMetadataRepositoryJob.java:102)
	at org.eclipse.equinox.internal.p2.ui.sdk.PreloadingRepositoryHandler$2.runModal(PreloadingRepositoryHandler.java:83)
	at org.eclipse.equinox.p2.operations.ProvisioningJob.run(ProvisioningJob.java:177)
	at org.eclipse.core.internal.jobs.Worker.run(Worker.java:54)
!SUBENTRY 1 org.eclipse.equinox.p2.metadata.repository 4 1000 2015-03-05 14:31:38.505
!MESSAGE No repository found at jar:file:/Users/susrinivasan/Downloads/soapui-eclipse-plugin/plugins/com.eviware.soapui.eclipse_4.0.1.jar!/.
!SESSION 2015-03-05 14:35:07.898 -----------------------------------------------
eclipse.buildId=4.4.0.I20140606-1215
java.version=1.7.0_55
java.vendor=Oracle Corporation
BootLoader constants: OS=macosx, ARCH=x86_64, WS=cocoa, NL=en_US