What causes “pam_unix … conversation failed” in auth.log











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There are thousands of entries in my auth.log like this:



sudo: pam_unix(sudo:auth): conversation failed


What causes these to occur? I'd like to fix whatever it is but I'm a bit mystified as to where to look. visudo looks ok to me but I'm no expert at it's syntax.










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    up vote
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    There are thousands of entries in my auth.log like this:



    sudo: pam_unix(sudo:auth): conversation failed


    What causes these to occur? I'd like to fix whatever it is but I'm a bit mystified as to where to look. visudo looks ok to me but I'm no expert at it's syntax.










    share|improve this question


























      up vote
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      down vote

      favorite
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      up vote
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      down vote

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      1





      There are thousands of entries in my auth.log like this:



      sudo: pam_unix(sudo:auth): conversation failed


      What causes these to occur? I'd like to fix whatever it is but I'm a bit mystified as to where to look. visudo looks ok to me but I'm no expert at it's syntax.










      share|improve this question















      There are thousands of entries in my auth.log like this:



      sudo: pam_unix(sudo:auth): conversation failed


      What causes these to occur? I'd like to fix whatever it is but I'm a bit mystified as to where to look. visudo looks ok to me but I'm no expert at it's syntax.







      sudo authentication pam






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      edited Dec 19 '12 at 11:00









      Eric Carvalho

      40.9k17112144




      40.9k17112144










      asked Dec 19 '12 at 9:40









      RoyHB

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      2791412






















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          I have seen this appear when someone presses Ctrl + C at sudo password prompt.






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            I have seen this appear when someone presses Ctrl + C at sudo password prompt.






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              up vote
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              I have seen this appear when someone presses Ctrl + C at sudo password prompt.






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                up vote
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                down vote










                up vote
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                down vote









                I have seen this appear when someone presses Ctrl + C at sudo password prompt.






                share|improve this answer














                I have seen this appear when someone presses Ctrl + C at sudo password prompt.







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                share|improve this answer








                edited Jan 9 '13 at 19:23









                Aditya

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                9,158125389










                answered Jan 9 '13 at 19:11









                TonyJ

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