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500 Internal Server Error after 37-39s on PHP

Discussion in 'General Discussion' started by explorer1979, Apr 1, 2015.

  1. explorer1979

    explorer1979 Member

    Jun 24, 2007
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    Hi all,

    I am using Zen Cart 1.5.1 with Back in Stock 3.2 module on Godaddy VPS.

    Each time I do the send mail to customers (over 5000)

    Running each 39s the server will send me this error 404 page

    Internal Server Error

    The server encountered an internal error or misconfiguration and was unable to complete your request.
    Please contact the server administrator at to inform them of the time this error occurred, and the actions you performed just before this error.

    More information about this error may be available in the server error log.

    Additionally, a 404 Not Found error was encountered while trying to use an ErrorDocument to handle the request.

    I had try to login to the cPanel WHM setting the PHP.ini run time from 30 to 60, the result still same.

    And on /logs I am not see any xxx-adm-xxx.logs on ZC folder.

    Same cPanel server, same PHP.

    But on old ZC 1.3.9h with Back In Stock 3.0.2

    It work ... I don't know why on ZC 1.5.1 with Back In Stock 3.2 will not work now!

    And I see on the ZC 1.3.9h with 3.0.2
    It URL is different after run the send mail to subscribed
    back_in_stock_notifications.php?securityToken=d3a9ede92d119a88d5997669e5d04187&a ction=send&option=4

    On ZC 1.5.1 with 3.2
    It URL just

    Anyone know what is wrong on it?

    So now I am lost the direction what is wrong on it.

    Any one had experience this before?? What will make the PHP and cPanel 500 Internal Server Error? Security on cPanel or something?

    Thank you.
    #1 explorer1979, Apr 1, 2015
    Last edited: Apr 1, 2015
  2. cPanelMichael

    cPanelMichael Technical Support Community Manager Staff Member

    Apr 11, 2011
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    Root Administrator

    What is output to /usr/local/apache/logs/error_log when you notice the 500 internal server error in your browser?

    Thank you.
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