ide - Plug-in "org.tizen.web.zimlaunch" was unable to instantiate class -

i usin tizen ide wearable. during build had power failure , pc went down. since ide not work. whatever action performed error occurs:

plug-in "org.tizen.web.zimlaunch" unable instantiate class > "org.tizen.web.zimlaunch.deployer.zimlaunchdelegate". org/tizen/web/project/configuration/configurationexception

i tried uninstal ide , install again, deleted files knew connected ide nothing helped.

do know can do?

finally found it.

remove metadata folder workspace. doing demand reimport of projects fixes problem.

\workspace\.metadata