LinuxLite 5.6 updating problem

[Muhammad Umar Farooq]

Hi, Every one

I have the following problem in updating my software updates,

===========================
Install Updates Error log
===========================
Install Updates could not fetch the package cache information lists.
Go to https://www.linuxliteos.com/forums/ and paste the log below into a new or existing thread for assistance.

============ Log ===========

Reading package lists...
E: Could not get lock /var/lib/apt/lists/lock. It is held by process 3336 (apt-get)
E: Unable to lock directory /var/lib/apt/lists/

Kindly help to solve the above cited problem ASAP.
Thanks and regards