Tip to fix if Apps crash on MacOS Mojave

Due to the lack of compatibility, many apps app just keep crashing during launching on the new MacOS Mojave or even High Sierra with a common error like: “… can not be opened by a problem”. How to fix?

Solution 1
That disable the System Integrity Protection (SIP) would fix the related issues.

Solution 2
Open Terminal ( Launchpad > Other > Terminal).

  • Enter the following command line to install command line tools

xcode-select --install

  • Enter the following with the name of the affected app:
    sudo codesign --force --deep --sign - /Applications/app-name.app

The app-name really make complicated situations. Here is the rule:
If the name contains space between words, you must replace the space by "\ "

For example, the below are some particular command lines:

To fix if Cleanmymac X crashes:

sudo codesign --force --deep --sign - /Applications/CleanMyMac\ X.app

To fix if Waltr 2 crashes

sudo codesign --force --deep --sign - /Applications/Waltr\ 2.app

To fix if Parallel Desktop crashes

sudo codesign --force --deep --sign - /Applications/Parallels\ Desktop.app

You might be asked for administrator password to excecute the above command lines.