Warning: include_once(+vis20/pcode/vis_compiler.php): failed to open stream: No such file or directory in /srv/www/htdocs/web1x1/html/project/+vis20/pcode/visilog.php on line 15

Warning: include_once(): Failed opening '+vis20/pcode/vis_compiler.php' for inclusion (include_path='.:/usr/share/php') in /srv/www/htdocs/web1x1/html/project/+vis20/pcode/visilog.php on line 15

Warning: session_start(): Cannot start session when headers already sent in /srv/www/htdocs/web1x1/html/project/index.php on line 28

Fatal error: Uncaught Error: Class 'VisilogCompiler' not found in /srv/www/htdocs/web1x1/html/project/+vis20/pcode/vis_code.php:102
Stack trace:
#0 /srv/www/htdocs/web1x1/html/project/+vis20/pcode/visilog.php(193): VisilogSource->Compiler()
#1 /srv/www/htdocs/web1x1/html/project/index.php(34): visilog_Start()
#2 {main}
  thrown in /srv/www/htdocs/web1x1/html/project/+vis20/pcode/vis_code.php on line 102