Article ID: 120708, created on Mar 25, 2014, last review on May 3, 2016

  • Applies to:
  • Plesk 12.5 for Linux
  • Plesk 12.0 for Linux
  • Plesk 11.0 for Linux
  • Plesk 11.5 for Linux
  • Plesk 12.0 for Windows


Domain ( error_log file has the following error:

[Thu Oct 31 15:08:15 2013] [error] [client] PHP Fatal error:  Allowed memory size of 262144 bytes exhausted (tried to allocate 523800 bytes) in Unknown on line 0

The memory_limit value was increased to 1024MB but the issue persists.


Wrong shortcut for megabyte was used in php.ini.


Go to Websites & Domains > Hosting Settings of and make sure that the correct shortcut for byte values is used:

K (kilo), M (mega), and G (giga). For example, 128M.

Search Words

Server Error 500

php support broken


ERROR: Zend_Db_Table_Row_Exception Up Level Specified column "imNumber" is not in the row

php memory error

HTTP Error 500.0 - Internal Server Error


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