Cannot open App store

7awol Said:

"Cannot open App store: Click on App Store icon, get a blank screen. Will not open."

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Start with a Restart.

Restart your Mac, seeing if that fixes the issue. There may be something stuck in the background.

Can't Restart? If so, Force Quit App Store:

Exit the download, then forfeit what is giving you the issue.

First, exit the app: [command+tab] Use it to Access your Mac when Something is Not Responding - User Tip

Then, se Force Quit...

1. Go to: Apple menu
2. Select: Froce Quit...
3. Select: the downloading apple
4. Click: the Force Quit... button
5. Click: the Force Quit... Button.
6. Restart your Mac

what version of macOS?

running on what model-year MacBook Pro?

You are welcome.