If any of you encounter problems while installing this addon on EE 2.10.1, please check if the folder name is 'flag_master' when you put it in the system/expressionengine/third_party folder
And if you encounter this error
Unable to load the requested class: flag_master_member_data
Comment or remove line 50 in the file system/expressionengine/third_party/flag_master/libraries/Flag_master_channel_data.php
From
$this->EE->load->library('flag_master_member_data');
to
//$this->EE->load->library('flag_master_member_data');
If any of you encounter problems while installing this addon on EE 2.10.1, please check if the folder name is 'flag_master' when you put it in the system/expressionengine/third_party folder
And if you encounter this error Unable to load the requested class: flag_master_member_data
Comment or remove line 50 in the file system/expressionengine/third_party/flag_master/libraries/Flag_master_channel_data.php
From $this->EE->load->library('flag_master_member_data'); to //$this->EE->load->library('flag_master_member_data');