Error: unknown error: call function result missing 'value'

[chan1di]

1. Search should display apples wikipedia article in results:
   Error: unknown error: call function result missing 'value'
   at Object.wait (E:\chimp-webdriverio-example\node_modules\fibers\future.js:449:15)
   at Object.setValue (E:\chimp-webdriverio-example\node_modules\wdio-sync\build\index.js:345:27)
   at Object.value (E:/chimp-webdriverio-example/pageobjects/search.page.js:21:22)
   at Context. (E:/chimp-webdriverio-example/tests/search.js:9:16)
   at E:\chimp-webdriverio-example\node_modules\chimp\dist\lib\utils\fiberize.js:25:14

   ---

   at elementIdValue("0", "apples wikipedia") - E:\chimp-webdriverio-example\node_modules\webdriverio\build\lib\commands\setValue.js:46:80

im getting this error while running the project. Plz help me out .
Thanks.