Error message when start

[riordojim]

Describe the bug
A clear and concise description of what the bug is.
So what happens is that I go on Pocketmine and I press start, simple enough! But instead of getting the server ready, it will say to me
Error. I cannot really put the error in since I cannot copy and paste nor Find it.
To Reproduce
Steps to reproduce the behavior:

1. Go to Pocketmine-Mp
2. Click on Start
   You will see the error sometimes, at least I do.

Expected behavior
A clear and concise description of what you expected to happen.

Screenshots
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Smartphone (please complete the following information):

• Device: [e.g. iPhone6]
• OS: [e.g. iOS8.1]
• Version [e.g. 22]
  Samsung galaxy A6.
  Additional context
  Add any other context about the problem here.
  I only just updated the app about an hour before I written this.