Adjective
Not having been handled.
(figuratively) Untrained, untame and beyond handling.
without a handle; handleless
(computing) (Of an event, exception, etc.) Not having a handler.
Source: en.wiktionary.orgHopefully it's not a surprise to anyone that you don't want your triggers throwing exceptions (halting execution because of some unhandled state). Source: Internet
Description: An unhandled exception occurred during the execution of the current web request. Source: Internet
When it comes to Bitmap fonts, we did initially include them in the fuzzing, but soon discovered that the only crash being (constantly) hit was an unhandled divide-by-zero exception. Source: Internet
Whether you're writing your iOS apps in Swift or Objective C, Bugsnag will capture all unhandled and handled exceptions and report them to you. Source: Internet