java.lang.IllegalStateException: Expected to have a deferred type but got Object

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Check if there is no nexus running. If not, delete sonatype-work/nexus/nexus.lock .

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checkState() is Static convenience methods that help a method or constructor check whether it was invoked correctly (whether its preconditions have been met). This occurs when the precondition does not met.

Solutions on the web

via seleniumeasy.com by Unknown author, 1 year ago
The driver executable is a directory: C:\Program Files\Internet Explorer
via grokbase.com by Unknown author, 1 year ago
The path to the driver executable must be set by the webdriver.ie.driver system property; for more information, see The latest version can be downloaded from
via Google Groups by karuna nidhi, 3 months ago
The path to the driver executable must be set by the webdriver.ie.driver system property; for more information, see https://github.com/SeleniumHQ/ selenium/wiki/InternetExplorerDriver. The latest version can be downloaded from http://selenium-release.storage.googleapis.com/index.html
via Stack Overflow by sathish kumar
, 5 months ago
The path to the driver executable must be set by the webdriver.chrome.driver system property; for more information, see https://github.com/SeleniumHQ/selenium/wiki/ChromeDriver. The latest version can be downloaded from http://chromedriver.storage.googleapis.com/index.html
via Stack Overflow by Eoghan Buckley
, 6 months ago
The path to the driver executable must be set by the webdriver.chrome.driver system property; for more information, see http://code.google.com/p/selenium/wiki/ChromeDriver. The latest version can be downloaded from http://chromedriver.storage.googleapis.com/index.html
via Google Groups by Ram Narayan, 1 year ago
The path to the driver executable must be set by the webdriver.gecko.driver system property; for more information, see https://github.com/mozilla/geckodriver. The latest version can be downloaded from https://github.com/mozilla/geckodriver/releases
java.lang.IllegalStateException: Expected to have a deferred type but got Object

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