unintended OSD ovleray layout change during runtime

[GoogleCodeExporter]

What steps will reproduce the problem?
1. Connect OSD and wait around 5min
2. Layout Change will happend without any other user interaction. Please have a 
look to following link: 
https://plus.google.com/110273333099359911792/posts/9Acatg4b39Z .

What is the expected output? What do you see instead?
Overlay Layout have to stay as it is at the beginning.

What version of the product are you using? On what operating system?
MinimOSD R800 2.4.1
Pixhawk with Ardupilot 3.2.1

Please provide any additional information below.

Original issue reported on code.google.com by O.Rohde...@googlemail.com on 21 Apr 2015 at 7:41

[GoogleCodeExporter]

I have then same issue...

3DR MinimOSD 1.1
FW: copter r726
Ardupilot 2.6 HW

Original comment by gcalicch...@gmail.com on 14 May 2015 at 6:53

Attachments:

• [minimosd problem.png](https://storage.googleapis.com/google-code-attachments/minimosd-extra/issue-126/comment-1/minimosd problem.png)

[GoogleCodeExporter]

try to disconnect the gps , or other external device one at time ,in my case if 
i disconnect the gps it work well see my issue n°129

Original comment by p66cha...@gmail.com on 16 May 2015 at 7:20