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Message: Undefined offset: 172 - Printable Version

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Message: Undefined offset: 172 - El Forum - 10-10-2008

[eluser]syntaxerror[/eluser]
hi,
im getting an error like this
Code:
A PHP Error was encountered

Severity: Notice

Message: Undefined offset: 172

Filename: controllers/front_cont.php

Line Number: 46
and my line that this error is referring to is

Code:
$data['vtag2'] = substr($data['file2'][$x],178,1);

please help

thanks