Computer problem (5)
I believe the answer is:
crash
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">computer problem</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for crash that I've seen before include "(Of shares) fall suddenly by a great amount" , "Car accident" , "Bang" , "Violent collision" , "Planned quickly for emergency" .)