Call to undefined function lcfirst()

[hotelwww]

Hello,
Receive this message below on open Addon.

Call to undefined function lcfirst() .../modules/addons/reportgenerator/reports/BaseReport.php (0)

Thanks,
Henrique Schiavo

[Piotr]

Hello,

Please make sure that you copied all the module files into your WHMCS, it can be tricky. Afterwards please deactivate and activate the module in 'Addon Modules' section.

Let me know the outcome Henrique.