Calendar for phpBB [3.1.x][3.2.x]

[phpBB Debug] PHP Warning: in file [ROOT]/ext/hjw/easy_language_change/event/main_listener.php on line 110: strstr(): Empty needle
[phpBB Debug] PHP Warning: in file [ROOT]/ext/hjw/easy_language_change/event/main_listener.php on line 135: Cannot modify header information - headers already sent by (output started at [ROOT]/includes/functions.php:3262)

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Calendar for phpBB [3.1.x][3.2.x] - Information