1#1. Goto XAMPP control panel>
2#2. Stop Apache and MySql services>
3#3. Click on Config of Apache>select php.ini and change the followings:
4max_execution_time = 600
5max_input_time = 600
6memory_limit = 1024M
7post_max_size = 1024M
8
9#4. Click on Config button of MySql and select my.ini and change:
10max_allowed_packet = 1024M
11#5. Again Start the services and try.. i hope it will work.