( ! ) Notice: Only variable references should be returned by reference in /var/www/_app/ool/Entity/Entity.php on line 45
Call Stack
#	Time	Memory	Function	Location
1	0.0025	431344	{main}( )	.../vcalendar.php:0
2	0.0339	2357360	OOL\Entity\Role->__construct( )	.../vcalendar.php:73
3	0.0340	2357360	OOL\Entity\Role->LoadFromDB( )	.../Role.php:32
4	0.0347	2376392	OOL\Entity\Role->LoadFromRow( )	.../EntityDB.php:29
5	0.0348	2378568	OOL\Entity\Role->LoadAdditionalData( )	.../EntityDB.php:47
6	0.0348	2378568	OOL\Entity\Role->__get( )	.../EntityDB.php:54

( ! ) Warning: Cannot modify header information - headers already sent by (output started at /var/www/_app/ool/Entity/Entity.php:45) in /var/www/_app/ool/vcalendar.php on line 148
Call Stack
#	Time	Memory	Function	Location
1	0.0025	431344	{main}( )	.../vcalendar.php:0
2	0.0760	3658392	header ( )	.../vcalendar.php:148

( ! ) Warning: Cannot modify header information - headers already sent by (output started at /var/www/_app/ool/Entity/Entity.php:45) in /var/www/_app/ool/vcalendar.php on line 149
Call Stack
#	Time	Memory	Function	Location
1	0.0025	431344	{main}( )	.../vcalendar.php:0
2	0.0762	3658488	header ( )	.../vcalendar.php:149

BEGIN:VCALENDAR VERSION:2.0 PRODID://Columbus Consulting Inh. Dr. Markus Lauff//OOL www.oftersheim.de// DE X-WR-CALNAME:Musikverein Oftersheim (OOL) X-WR-TIMEZONE:Europe/Berlin X-PUBLISHED-TTL:P1D BEGIN:VTIMEZONE TZID:Europe/Berlin X-LIC-LOCATION:Europe/Berlin BEGIN:DAYLIGHT TZNAME:CEST TZOFFSETFROM:+0100 TZOFFSETTO:+0200 DTSTART:19810329T030000 RRULE:FREQ=YEARLY;INTERVAL=1;BYMONTH=3;BYDAY=-1SU END:DAYLIGHT BEGIN:STANDARD TZNAME:CET TZOFFSETFROM:+0200 TZOFFSETTO:+0100 DTSTART:19961027T030000 RRULE:FREQ=YEARLY;INTERVAL=1;BYMONTH=10;BYDAY=-1SU END:STANDARD END:VTIMEZONE END:VCALENDAR