Issue:

While accessing URL getting 'Error Message : null'


Reason:

1. MySQL service is not running.

2. MySQL services is not starting.

3. MySQL database need to delete first (If MySQL already available)


Steps for Analysis:

1. Start the 'MySQL' service.

2. If MySQL service is not starting follow below process:

open Task manager > click on services tab > Check the PID_number of MySQL service.


3. Open command prompt with Admin rights:

and type command: taskkill /F /PID pid_number 


4.Check for MySQL program old data available in below path - 

This PC > Local Disk (C:) > ProgramData > MySQL

If available then delete data.


4. Start MySQL service.