﻿id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc
20014	Tiles constantly reloading	Stereo	team	"==== What steps will reproduce the problem?

1. Zoom to an area in Luxembourg
2. Activate the 'geoportail.lu ortho latest' layer

This isn't easy to reproduce, and doesn't happen every time. Sometimes, zooming out and in fixes it.

It has been happening to me for a few versions, but has been getting worse.

==== What is the expected result?

Tiles load and get displayed

==== What happens instead?

Tiles constantly reload, flashing on the screen.

==== Please provide any additional information below. Attach a screenshot if possible.

See attached video.

I also get this with other layers hosted on a different server like ""openstreetmap.lu ""mapper’s delight"" hillshade lidar 2019 with unclassified points"" from Imagery > Elevation.

See also #19741

{{{
Revision:17288
Is-Local-Build:true
Build-Date:2020-10-31 01:23:03

Identification: JOSM/1.5 (17288 SVN en_GB) Mac OS X 10.15.7
OS Build number: Mac OS X 10.15.7 (19H2)
Memory Usage: 8192 MB / 8192 MB (4855 MB allocated, but free)
Java version: 15.0.1+8, Azul Systems, Inc., OpenJDK 64-Bit Server VM
Look and Feel: com.apple.laf.AquaLookAndFeel
Screen: Display 69733632 1680x1050 (scaling 2.0x2.0)
Maximum Screen Size: 1680x1050
Best cursor sizes: 16x16 -> 16x16, 32x32 -> 32x32
VM arguments: [--module-path=/Applications/JOSM.app/Contents/app/mods]

Plugins:
+ AddrInterpolation (35583)
+ CommandLine (35583)
+ Create_grid_of_ways (35583)
+ ImportImagePlugin (35248)
+ ImproveWay (29)
+ Mapillary (1.5.27)
+ OpeningHoursEditor (35579)
+ PicLayer (2a9aa7a)
+ RelationDissolve (0.2.0)
+ alignways (35583)
+ apache-commons (35524)
+ apache-http (35092)
+ areaselector (368)
+ austriaaddresshelper (1597341117)
+ auto_tools (73)
+ buildings_tools (35579)
+ changeset-viewer (22)
+ conflation (0.6.6)
+ continuosDownload (91)
+ contourmerge (v0.1.6)
+ ejml (35313)
+ geotools (35169)
+ gridify (1588746833)
+ imagery-xml-bounds (35546)
+ jaxb (35092)
+ jna (35092)
+ jogl (1.2.3)
+ jts (35122)
+ log4j (35092)
+ opendata (35513)
+ openqa (0.2.0)
+ poly (35248)
+ public_transport (35405)
+ reltoolbox (35602)
+ reverter (35579)
+ shrinkwrap (v1.0.3)
+ splinex (35454)
+ terracer (35579)
+ todo (30306)
+ undelete (35521)
+ utilsplugin2 (35624)
+ wikipedia (1.1.4)

Tagging presets:
+ https://josm.openstreetmap.de/josmfile?page=Presets/NewTags&zip=1
+ https://josm.openstreetmap.de/josmfile?page=Presets/BicycleJunction&preset&zip=1
+ http://osmtools.de/josm/steps.xml
+ https://josm.openstreetmap.de/josmfile?page=Presets/Historic_Stone&zip=1
+ https://josm.openstreetmap.de/josmfile?page=Presets/LaneAttributes&preset&zip=1
+ https://josm.openstreetmap.de/josmfile?page=Presets/Golf_Course&zip=1
+ https://josm.openstreetmap.de/josmfile?page=Presets/PublicTransportOneClick&zip=1
+ https://josm.openstreetmap.de/josmfile?page=Presets/Bus_lanes&zip=1
+ https://josm.openstreetmap.de/josmfile?page=Presets/Historical_Objects&zip=1
+ https://josm.openstreetmap.de/josmfile?page=Presets/public_bookcase&zip=1
+ https://josm.openstreetmap.de/josmfile?page=Presets/Stolpersteine&zip=1
+ https://josm.openstreetmap.de/josmfile?page=Presets/BuildingPreset&zip=1
+ https://josm.openstreetmap.de/josmfile?page=Presets/Playground_Equipment&zip=1
+ https://josm.openstreetmap.de/josmfile?page=Presets/PublicTransportGtfs&zip=1
+ https://josm.openstreetmap.de/josmfile?page=Presets/Heritage&zip=1
+ https://gitlab.com/k127/josm-presets/raw/master/diplomatic.xml

Map paint styles:
- https://josm.openstreetmap.de/josmfile?page=Styles/Lit&style&zip=1
- https://josm.openstreetmap.de/josmfile?page=Styles/ParkingLanes&style&zip=1
- https://josm.openstreetmap.de/josmfile?page=Styles/Surface&style&zip=1
- https://josm.openstreetmap.de/josmfile?page=Styles/Maxspeed&style&zip=1
- https://josm.openstreetmap.de/josmfile?page=Styles/Modified&style&zip=1
- https://josm.openstreetmap.de/josmfile?page=Styles/LessObtrusiveNodes&style&zip=1
- https://josm.openstreetmap.de/josmfile?page=Styles/AddressValidator&style&zip=1
- https://josm.openstreetmap.de/josmfile?page=Styles/Noname&style&zip=1
- https://josm.openstreetmap.de/josmfile?page=Styles/Power&style&zip=1
- https://josm.openstreetmap.de/josmfile?page=Styles/Surface-DataEntry&style&zip=1
- https://josm.openstreetmap.de/josmfile?page=Styles/PowerMapping&style&zip=1
- https://josm.openstreetmap.de/josmfile?page=Styles/Lane_and_Road_Attributes&zip=1
- https://josm.openstreetmap.de/josmfile?page=Styles/BesideTheRoad_Speed&zip=1
- https://josm.openstreetmap.de/josmfile?page=Styles/TreeCrownDiameter&style&zip=1
- https://josm.openstreetmap.de/josmfile?page=Styles/SlovakiaBicycleRoutes&style&zip=1
- https://github.com/simon04/coloured-addresses.mapcss/raw/master/dist/coloured-addresses.mapcss
- https://josm.openstreetmap.de/josmfile?page=Styles/Coloured_Streets&style&zip=1
- https://josm.openstreetmap.de/josmfile?page=Styles/Coloured_Suburb&style&zip=1
- https://josm.openstreetmap.de/josmfile?page=Styles/Cycleways&style&zip=1
- https://josm.openstreetmap.de/josmfile?page=Styles/SlovakiaBicycleRoutes&style&zip=1
- https://github.com/GlassOceanos/indoor-JOSM-style/archive/master.zip
- https://josm.openstreetmap.de/josmfile?page=Styles/PublicTransport&zip=1
- https://josm.openstreetmap.de/josmfile?page=Styles/PTStops&zip=1
- https://josm.openstreetmap.de/josmfile?page=Styles/SlovakiaBicycleRoutes&zip=1
- https://josm.openstreetmap.de/josmfile?page=Styles/SimpleRoofTags&zip=1
- https://josm.openstreetmap.de/josmfile?page=Styles/SimpleBuildingTags&zip=1
- https://josm.openstreetmap.de/josmfile?page=Styles/HiDPISupport&zip=1
- https://josm.openstreetmap.de/josmfile?page=Styles/NumberedCycleNodeNetworks&zip=1
- https://josm.openstreetmap.de/josmfile?page=Styles/NumberedWalkingNodeNetworks&zip=1
- https://josm.openstreetmap.de/josmfile?page=Styles/AddressValidator&zip=1
- https://josm.openstreetmap.de/josmfile?page=Styles/NewHighwayColors&zip=1
- https://josm.openstreetmap.de/josmfile?page=Styles/Noname&zip=1
- https://josm.openstreetmap.de/josmfile?page=Styles/iD&zip=1
- https://josm.openstreetmap.de/josmfile?page=Styles/Potlach2_access&zip=1
- https://josm.openstreetmap.de/josmfile?page=Styles/IconTester&zip=1
+ https://josm.openstreetmap.de/josmfile?page=Styles/Potlatch2&zip=1

Validator rules:
+ http://www.openrailwaymap.org/validator/openrailwaymap.validator.mapcss
+ https://josm.openstreetmap.de/josmfile?page=Rules/GermanySpecific&zip=1
+ http://www.openrailwaymap.org/validator/de-openrailwaymap.validator.mapcss
+ https://josm.openstreetmap.de/josmfile?page=Rules/MissingWeekdays&zip=1
+ https://raw.githubusercontent.com/nlehuby/transport_mapcss/master/transport.validator.mapcss

Last errors/warnings:
- 00025.335 W: Not a single layer for the name 'Bing Sat': []
- 00025.335 W: Not a single layer for the name 'ANA DTM 2017': []
- 00028.517 E: <josm.userdata>/plugins/opendata/resources/org/openstreetmap/josm/plugins/opendata/modules/fr/datagouvfr/datasets/agriculture/RegistreParcellaire.mapcss (No such file or directory)
}}}
"	defect	reopened	normal		Core imagery	latest		template_report	
