NoSleep Kernel Extension is not loaded.

[dsgn1]

See this is a previously mentioned issue, but not recently... it's happening. 1.5.1 on mojave.

[DamonJiang]

See this is a previously mentioned issue, but not recently... it's happening. 1.5.1 on mojave.

You should trust the developer first. Goto: System Preference -> Security & Privacy -> General, then click the "Open Anyway" button.