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Double Jetways

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63
On one of my designed airports I get double jetways. One is moving, the other is not moving. Both are exactly equal default jetways at exactly the same location and heading. You won't notice until one of them moves in FSX.

I tried removing the jetway. Then there is no jetway. When I recreate the jetway it is doubled again. Neither the list of jetways nor the list of gates contain any double entries.

I have this problem only on one airport. The jetways on the other two behave normally.

What could be going on here?
 
Hello Rene

You probably have duplicate airports and one of them has the delete jetway set to false

Use the Simple Airport Scanner to find the 2nd airport.
 
Rene,
once you have tried Jim's suggestion, if you are then still having problems which airport is this? is this only one particular jetway or all of them?
have you moved any of the stock jetway's at all? or deleted any objects around one of the jetway's?
 
No there is only one airport with this ident (due to SimpleAirportScanner).

Yes, I am still having the problems. It is all jetways on this airport. I deleted all stock parking positions and inserted new ones. Then added jetways to them like in the other airports. There, everything works. To be more precise: The jetway just leaves a ghost jetway behind it when it is moved with Ctrl-J. The behavior is the same on all jetways of this airport. The configuration of the jetways looks rather normal.

One explanation could be that I moved the airport 10m after I did it. The airport behaves and looks normal otherwise. But it may have some internal fault. There is also a strange pause of about 15 seconds when I load the airport. I attributed that to the size of the airport.
 
You haven't told us which airport!
Is this a stock airport you have started with or is this a third party airport? if it was the stock airport can you upload the ad4 file so we can take a look at it
if you started with a stock airport were the jetways working ok before you did anything at all to this airport?
 
It was the stock EDDM airport. I removed all the parking and the taxiways, and inserted new ones at the correct positions. So I do not think it has anything to do with the process. However, I had a Mega Airport MUC installed once. But it is also uninstalled and any traces should be removed now. Moreover, I would not know, how the old airports would generate that ghost effect.

Today I tried the following: I created a brand new gate which did not ever exist before and added a jetway to it. It shows the very same behavior. Somehow this airport is cursed.

I upload the AD4 file for you to help me out. It won't work properly since textures and two models are missing. If you need those, I can upload them two. No problem.
 

Attachments

Jetways are very fickle objects.

If one starts from a saved flight, or changes anything after starting a flight, they will duplicate:



If, after starting FSX, one selects an aircraft, position at a gate then types <Ctrl> J, the jetway moves and the parked jetway doesn't appear:

 
That latter is what I do all the time. I select the aircraft, the gate, the time, and then start the flight. Yet they duplicate ghostly. I see you could replicate the problem. Strange, however, that it happens only at this airport. I also did EDDN and EDDS, and there everything works fine.

PS: I did those airports mainly for the fun of mine and to learn. Took me one weekend to get all the gates and taxiways on spot in Google Earth in EDDM. Find more airstrips and airports I did (all with very little effort, less than preparing a flight in real life, anyways) on https://sites.google.com/site/fsxvideosairports/ if you like. I won't do much more of the larger ones since now there are great commercial products available. (If only the approach lights worked on these in low visibility!)
 
Using your file, I could replicate the problem only when starting with a different aircraft.

The second (correct) pic was taken after starting with the default 737 at gete 110.

This is what I see after deleting your scenery:

 
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Find parking spot 202

move the Jetway a small amount to the right

fsscr009.jpg fsscr010.jpg

now recheck and see if Jetways duplicate
 
Yes it does. I already did a brand new jetways and it also ghosts. Do you think it has to do with the position of the jetway? That would be surprising, since I have the same constellations on the two other airports with jetways.
 
The EDDM .ad4 file you attached to your post is corrupt. Parking spot 202 does not show a jetway because you excluded it. You must move the Jetway to the right to get it out of the micro exclude box and then it will show in FSX.

Any Jetway that its reference point is inside an exclusion rectangle will not remove all the stock Jetways and they will duplicate.

If you move Jetways you must be sure you never place them inside a micro exclude.
 
I did not willingly exclude anything there. My list of exclusions is empty. But statistics shows me 644 exclusion rectangles indeed. Is it possible for me to make these visible, so that I can avoid placing objects there?

And has that something to do with the ghosting jetways?

Update: I opened the BLG of the airport due to a discussion I found here. And indeed, I could see the "micro exclusions". I moved the jetway at gate 202 and it shows now. Surprise! The ghosting is gone now. So thank you for that hint. I still do not understand what is going on, however.
 
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I did not willingly exclude anything there. My list of exclusions is empty. But statistics shows me 644 exclusion rectangles indeed. Is it possible for me to make these visible, so that I can avoid placing objects there?

And has that something to do with the ghosting jetways?

Update: I opened the BLG of the airport due to a discussion I found here. And indeed, I could see the "micro exclusions". I moved the jetway at gate 202 and it shows now. Surprise! The ghosting is gone now. So thank you for that hint. I still do not understand what is going on, however.


I agree, you did not willingly exclude the 202 jetway. However when you moved it from its original location the pivot point was placed into a micro exclude.

If a Jetway is placed into an exclude that is either marked as ALL or Library Objects it will cause all Jetways to duplicate.

The fix for your EDDM was in my pictures above which shows moving the Jetway to the right a small amount. This gets the pivot point out of the micro exclude.

Glad you got it working
 
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