Severity: Warning
Message: Cannot modify header information - headers already sent by (output started at /home1/linus1ia/public_html/kavitacomputers.in/application/controllers/Certificate_course.php:4)
Filename: core/Common.php
Line Number: 570
Backtrace:
File: /home1/linus1ia/public_html/kavitacomputers.in/index.php
Line: 315
Function: require_once
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