Can not install in Appstore

**Describe the bug**
I bought the app in the app store but cannot install it. It goes up to 60 % progress, then errors.

**Expected behavior**
A clear and concise description of what you expected to happen.

**Screenshots**

**Desktop (please complete the following information):**
 - OS: macOS
 - Version: latest AppStore version

**Log Files**

**Additional context**
