Hi Experts ,
we have migrated a dc , from 7.0 to 7.4 , intially when migrated the dc was working properly and now on tring to open the dc im getting the below error.
com.sap.ide.metamodel.general.exception.MetamodelException: Metamodel "LocalDevelopment~p******_dev~py*****~a***" already exists!
at com.sap.ide.metamodel.Metamodel.<init>(Metamodel.java:149)
at com.sap.ide.metamodel.Metamodel.<init>(Metamodel.java:130)
at com.sap.ide.mmservices.core.eclipse.MetamodelManager.<init>(MetamodelManager.java:1341)
at com.sap.ide.mmservices.core.eclipse.MetamodelManager.createMetamodelManager(MetamodelManager.java:1297)
at com.sap.ide.mmservices.core.eclipse.MetamodelManager.access$300(MetamodelManager.java:122)
at com.sap.ide.mmservices.core.eclipse.MetamodelManager$MMMCreator.run(MetamodelManager.java:349)
at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:1800)
at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:1782)
at com.sap.ide.mmservices.core.eclipse.MetamodelManager$MMMCretorDelegatorInModalContext.run(MetamodelManager.java:312)
at com.sap.ide.mmservices.core.eclipse.MetamodelManager.getMetamodelManager(MetamodelManager.java:273)
at com.sap.ide.mmservices.core.eclipse.MetamodelManager.getMetamodel(MetamodelManager.java:385)
at com.sap.ide.mmservices.wdbase.eclipse.WebDynproRootManager.getWebDynproRoot(WebDynproRootManager.java:27)
at com.sap.ide.cmi.core.internal.testmode.ImportProjectListener$2.runInWorkspace(ImportProjectListener.java:101)
at org.eclipse.core.internal.resources.InternalWorkspaceJob.run(InternalWorkspaceJob.java:38)
at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55)
Regards
Govardan