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HomeHomeDiscussionsDiscussionsiFly Owners Q&AiFly Owners Q&ACanCan't Zoom in due to screen input error?
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11/10/2011 4:14 PM
 

Here's another oddity I've noticed since updating my OS. (It may instead correspond to my update to v6.0.8 of the software, but I don't think I ever saw it until after updating to v2.0.4 of the OS as part of my SkyRadar troubleshooting.)

Occasionally, when I try to select the "Zoom In" on the screen, instead of zooming the screen will make an aborted attempt to draw the "Options" box that appears when you tap an arbitrary location on the map. See example below:

This happened once during flight, and after wildly tapping around the lower right corner of the screen, I finally got it to zoom properly and it behaved normally after that.

I was just setting up the iFly for a flight tonight, though, and it happened again. This time, no amount of tapping anywhere on the screen seemed to resolve the problem. I had to reboot the device to get it to act normally again.

This is not just a screen calibration issue...this is some sort of bug. When it happens, the "Options" box is malformed, as shown in the screenshot above. (The "Options" box appears normally if I click elsewhere on the map during this behavior...it only appear malformed when I press the Zoom In button.)

Has anyone else experienced this behavior?

UPDATE:
It just happened again, this time on the Low Altitude Enroute chart. I was trying to zoom in, and instead of zooming it was panning the screen to the left (i.e., the visible section of the map moved off to the east, and I was now seeing an area west of what I was interested in). It was also displaying the mal-formed Options box.

Thinking there might be some feature I hadn't noticed before, where you could tap near the edge of the screen and have the map shift by a big chunk, I tried tapping the left edge of the screen. This time, the map did not move, but again I got a mal-formed "Options" box, and it was anchored on the RIGHT side of the screen (see attachment below):

Curiouser and curiouser....

 
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11/10/2011 5:05 PM
 

Cobra,

I agree the split option button looks like a bug...but I've never seen or heard of this before, so I suspect there may be a physical anomaly going on here that is creating this symptom. Have you tried calibrating your screen? If not, try that. If that doesnt fix the problem, here are a couple other ideas: If you have any sort of screen protector or overlay, take that off. Also clean the screen, and using a toothpick gently slide it along the edge of the screen/case boundary, to remove any debris that might have gotten stuck in there.

-Walter


Walter Boyd
President, Adventure Pilot
 
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11/12/2011 9:34 AM
 

I do not use (and have never used) a screen protector. I will try cleaning the screen, including the toothpick trick.

It's unclear to me, though, how a dirty screen could cause the "Options" box to be drawn erroneously. That still seems like it must be a software issue, but I understand that if I'm the only one experiencing the issue, that doesn't make sense either (and it makes it very hard to troubleshoot!).

I don't know if it's significant, but the truncated left edge of the box is different depending on where the box is drawn on the screen (i.e., compare the two images I posted and notice that in one box you can see part of the lat/lon numbers, but in the other you cannot).

I'll report back if I observe anything else that might be helpful. (FWIW, I flew for three hours yesterday and did not see this recur.)

Like I said, "Curiouser and curiouser"....

 
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11/14/2011 10:35 AM
 

Cobra, I'm not suggesting a dirty screen is causing a bug...rather I'm suggesting a dirty or miscalibrated screen is exposing a bug. If a touch sends the wrong or invalid x/y coordinates to the app then strange things might happen.


Walter Boyd
President, Adventure Pilot
 
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HomeHomeDiscussionsDiscussionsiFly Owners Q&AiFly Owners Q&ACanCan't Zoom in due to screen input error?