Fatal error: Uncaught Error: Call to undefined function imagecreatetruecolor() in /var/www/cryptoparty/lib/plugins/openlayersmap/StaticMap.php:221
Stack trace:
#0 /var/www/cryptoparty/lib/plugins/openlayersmap/StaticMap.php(604): StaticMap->createBaseMap()
#1 /var/www/cryptoparty/lib/plugins/openlayersmap/StaticMap.php(700): StaticMap->makeMap()
#2 /var/www/cryptoparty/lib/plugins/openlayersmap/helper/staticmap.php(103): StaticMap->getMap()
#3 /var/www/cryptoparty/lib/plugins/openlayersmap/syntax/olmap.php(682): helper_plugin_openlayersmap_staticmap->getMap()
#4 /var/www/cryptoparty/lib/plugins/openlayersmap/syntax/olmap.php(144): syntax_plugin_openlayersmap_olmap->_getStaticOSM()
#5 /var/www/cryptoparty/inc/parser/handler.php(279): syntax_plugin_openlayersmap_olmap->handle()
#6 /var/www/cryptoparty/inc/Parsing/Lexer/Lexer.php(270): Doku_Handler->plugin()
#7 /var/www/cryptoparty/inc/Parsing/Lexer/Lexer.php(197): dokuwiki\Parsing\Lexer\Lexer->invokeHandler()
#8 /var/www/cryptoparty/inc/Parsing/Lexer/Lexer.php(147): dokuwik in /var/www/cryptoparty/lib/plugins/openlayersmap/StaticMap.php on line 221