[Vtigercrm-developers] Guide in API for vtigercrm7

[Alan Lord]

On 17/05/2019 11:10, Pooja Beladiya wrote:
> Warning: Cannot modify header information - headers already sent by 
> (output started at 
> /var/www/html/vtigercrm/libraries/antlr/AntlrLexer.php:297) in 
> /var/www/html/vtigercrm/vtlib/Vtiger/Zip.php on line 33

Again this is not an error. This is an extremely common warning 
generated because the script has sent these warning messages (and 
generated the http headers) before the actual data.


So now try it without Error reporting ;-)