I also faced same issue after installation.

Run

sudo apt-get update
sudo apt-get upgrade

Then open software-center. Its worked for me.

I also faced same issue after installation.

Run

sudo apt update
sudo apt upgrade

Then open software-center. Its worked for me.

I also faced same issue after installation.

Run

sudo apt-get update

sudo apt-get upgrade

Then open software-center. Its worked for me.

I also faced same issue after installation.

Run

sudo apt-get update
sudo apt-get upgrade

Then open software-center. Its worked for me.