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Blank (white) screen when zooming map in

Шпак Я, shared this question 5 years ago
Answered

Hello,

i have been using my .sqlitedb offline map several years. Everythimg works perfect up to now.

Now i got blank screen when zooming map in. Couple files with different zoom view attached.

Please fix it.

Replies (5)

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Dear user.

We are sorry for the troubles with Locus app.

May we ask you for an error message from your device? It can help us to solve the problem. Here you find a how to create the message http://docs.locusmap.eu/doku.php?id=manual:faq:how_to_create_debug_log


Thank you for your help in advance.

Kind regards

Hana

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Hello, Hana. There is no any error message generated. Locus do not show map with zoom level more than 16. This issue related to .sqlitedb map only. Vector maps works ok.

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Good day,

I'll try to help here a little bit. Error log made by the method in out manual is also useful in case, some problem happens in app, but does not directly cause full app crash.

Anyway as I look on this screenshots once more, it maybe won't be a problem in app itself. May you try to disable automatic loading of raster maps in settings > maps > offline? Because maybe you downloaded another offline map and Locus now load this map with required zoom level for the area, where this map does not have coverage. Is it possible?

Menion

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Hello Menion,

with some maps when you zoom map in till it reached its zoom limit you got empty screen. With another maps you have map on screen with increased map resolution >200% >400%>800%>e.t.c.

thanks to you i found workaround. I increased map resolution to 200% in settings > maps > advansed features >increase map resolution.

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Hello,

understand. When some maps reach it's limit and you see white screen, it may only means that these maps have some part in last zoom level that is not covering whole map area, but just a part.

Example: map, where will be whole world in levels 1-10 and only Russia in level 11 and 12. When you center on USA, Locus then allows to zoom till level 12 (max level of map), but for levels 11 and 12 in USA will be blank map. This may be also your case here I think.

If you will need some more help, feel free to share with me some problematic map(s), so I may simulate problem on own device.

Menion

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Hello Menion,

your idea was right. Thanks!

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