eclipse - Java: reading configuration: Unable to create lock manager -


i getting following error. have eclipse mars , jre v 1.7 (i had installed v1.8 not compatible uninstalled , installed version.)

i facing issue when invoking eclipse itself. 

eclipse.buildid=4.5.0.i20150603-2000 java.version=1.7.0_80 java.vendor=oracle corporation bootloader constants: os=win32, arch=x86_64, ws=win32, nl=en_us  !entry org.eclipse.osgi 4 0 2015-07-14 11:20:39.006 !message error reading configuration: unable create lock manager. !stack 0 java.io.ioexception: unable create lock manager.     @ org.eclipse.osgi.storagemanager.storagemanager.open(storagemanager.java:698)     @ org.eclipse.osgi.storage.storage.getchildstoragemanager(storage.java:1750)     @ org.eclipse.osgi.storage.storage.getinfoinputstream(storage.java:1767)     @ org.eclipse.osgi.storage.storage.<init>(storage.java:127)     @ org.eclipse.osgi.storage.storage.createstorage(storage.java:86)     @ org.eclipse.osgi.internal.framework.equinoxcontainer.<init>(equinoxcontainer.java:75)     @ org.eclipse.osgi.launch.equinox.<init>(equinox.java:31)     @ org.eclipse.core.runtime.adaptor.eclipsestarter.startup(eclipsestarter.java:295)     @ org.eclipse.core.runtime.adaptor.eclipsestarter.run(eclipsestarter.java:231)     @ sun.reflect.nativemethodaccessorimpl.invoke0(native method)     @ sun.reflect.nativemethodaccessorimpl.invoke(unknown source)     @ sun.reflect.delegatingmethodaccessorimpl.invoke(unknown source)     @ java.lang.reflect.method.invoke(unknown source)     @ org.eclipse.equinox.launcher.main.invokeframework(main.java:669)     @ org.eclipse.equinox.launcher.main.basicrun(main.java:608)     @ org.eclipse.equinox.launcher.main.run(main.java:1515)     @ org.eclipse.equinox.launcher.main.main(main.java:1488)

i suspect don't have correct write permissions whatever folder eclipse trying write it's lock file to. make sure have correct permissions write.

******taken comments******

in addition, may need run eclipse administrative privileges. instance, in windows, right-click -> run administrator.


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