An internal error occurred during: “Launching Project”. java.lang.NullPointerException
问题 My android project was compiling well but suddenly it stopped launching. Then I tried to launch other projects from Project Explorer and all project threw same exception: An internal error occurred during: "Launching Project". java.lang.NullPointerException But console always shows everything is normal. Android Launch! adb is running normally. Performing com.mmcolrev.LoginActivity activity launch Here's screenshot of error. 回答1: If anyone face this problem, first keep in mind that error is