You might be using the wrong way to add commands to the command line. Try using commandDownloader.add("command");
If you're trying to make a splash screen, check this tutorial: https://goo.gl/zQyCYe
You have a different solution? A short tip here would help you and many other users who saw this issue last week.
- java.io.IOException: CreateProcess: dir error=0 at java.lang.Win32Process.create(Native Method) at java.lang.Win32Process.<init>(Win32Process.java:64) at java.lang.Runtime.execInternal(Native Method) at java.lang.Runtime.exec(Runtime.java:275)