With offline maps in iOS 17 and later, you can use Maps for information and navigation even when you don't have a Wi-Fi or cellular connection. Offline maps include details like hours and ratings on places, turn-by-turn directions for driving, walking, cycling, or riding transit, and estimated arrival times.
Offline maps do not sync across your devices. Offline maps are only available in select areas. An offline map for a specific region is not intended for use in all regions. Features vary by country and region.
I have gone into the projects that I have completed and deselected the toggle switch for offline maps but this appears to have no effect and when I look to add another offline project my total is still as it was.
Hi Murray,
Yes, that is the way DD told me to remove the offline maps. Make sure you turn off Available off line option, then delete app and reinstall. I have a lot of offline maps cached and I need to delete them as I go along. Flight plans and data are not effected as its held on the DD server. Offline option is in your IOS device. Give your ios device time to sync before re installing. Hope this helps.
After that I thought, is something wrong in layer1 (related table). So I exported the feature layer as FGDB and reuploaded it to AGOL and created a TEST Map. Now this worked perfectly fine when I tried to download the offline area.
The next obvious step was to try and break the TEST layer. So created a new field with name of more than 31 characters. Then I tried downloading an offline area, the result was a fail with the same error.
Removed the troublesome field and I am able to download offline areas on my phone/iPAD.
A few other tests have confirmed this. It is the field length that causes the issue.
There is no limit (max 31 characters) in AGOL when you create a new field but when you try and download an offline area/replica then possibly that limit kicks in and the process fails.
You should avoid having field names this long, as some databases don't support it (e.g. ArcGIS Enterprise limitations are well documented in Survey123). It can be fine as you found out in ArcGIS Online. In ArcGIS Pro, you can add fields up to 64, but sometimes it limits it to 30 as well:
I would recommend going even further, and trying to keep your field names to 10 characters or less. This accommodates shapefiles. Even though they're a dated format, at some chance you may need to give to another user. So just avoid all future conflicts and keep your field names short, field aliases longer.
So from here, you can lodge a support ticket with Esri. They can address it in the documentation or otherwise identify it as a bug. From my perspective, you've already found out what the issue is, and can just bypass it and a bunch of other issues down the track by naming your fields shorter.
I just thought it was unexpected behaviour that ArcGIS Online allowed you to do this.
We have bypassed the issue by reducing length of the field names.
Just thought, I'd leave this here just in case anyone else finds this useful.
Ill also add here that this problem will occur when your hosted feature service schema contains attribute field names that are reserved Sqlite words. For example, a hosted feature service can have a field named "group". If you try and download this feature service in an offline area you will get the above error as "group" is a reserved sqlite word. See _keywords.html for all words that you should never use in AGOL as field names.
I am just wondering if anyone else has been having this issue. I can set up an offline area in the Field Maps online web application, then when I try to download that offline area on Field Maps Mobile (tested on two android devices) I receive the "Offline Areas Failed to Download" Error and the log tells me that feature tiling is disabled. Now this is frustrating. However, when I create on offline area in the Field Maps Mobile App, the map is created an downloads just fine.
I'm having so much trouble with Field Maps that I'm about to tell my people that we won't be able to collect spatial data this year. I've sideloaded a tile package, so I don't need the webmap basemap for my offline map package. When I try to create an offline map package I get an error message saying that the area is too big. I live and work in Alaska, and it's a HUGE area. I need the whole state to be available in ONE offline map package for my work. We didn't need offline map areas in Collector Classic, I don't see the benefit of them at all. Seems to me that ESRI always tries to "improve" their products by removing functionality.
I am also experiencing this issue. The strange thing is it seems to be device specific. I was able to download the offline map area delineated in AGOL on an iPad and Android device running a newer os (Android 13 I believe) but not on an older device running Android 10. Has anyone else experience a device compatibility type issue like this or found a more consistent solution in general? I have tried all the listed work -arounds and am still unable to download offline areas delineated in AGOL on older android devices. Thanks!
We are experiencing a similar problem. We have a web map that we have been using for offline data collection. Downloading offline areas was working just fine. Last week we started to see downloads fail. I have the web map set to not download attachments and the base map is a 16MB vector tile layer so size should not be an issue. The size of offline areas is under 300MB when they were downloading successfully. After a good deal of repetitive trouble shooting we found that this problem is only associated with one of our hosted feature services. Remove it from the web map and everything downloads just fine. We have not made any changes to the hosted feature layer so it is unclear why we are experiencing download failures now.
I recently encountered this issue while testing the app capabilities from scratch on a Trimble we are receiving. After a few days I figured out the issue/workaround in order to download offline maps for field collection. First of all I uploaded my GDB but it contained multiple feature classes with domains. What you need to do is export every feature class into it's own zipped GDB, upload to ArcGIS Online, then publish them all. Then I created a webmap with those layers and I defined the area to download. Make sure your offline settings are correct and you have a prepackaged area defined in the webmap offline settings (Manage Areas). After this I went to Field Maps designer and added my domain fields for each feature. Now here is the tricky part. If you have empty feature classes or say you had some features within that feature class to begin with and it shows up on your map on the app, even if you try to download an offline area you will get the error. The trick is to drop a point, populate your fields on your device, save, submit. You may not need to do this but it did happen to me once, I had to log out from the app, log back in, go to the map with the offline areas and THEN it let me download an offline map. You need at least 1 collected feature that you can sync online to be able to do this. So basically if you are connected to wifi or cell signal collect one feature while connected and then you can download offline maps. But, if you attempt to add a GDB with multiple features, publish, and add it to this map you will not be able to download offline maps. The features have to be uploaded and added to a webmap individually for this to work.
Thanks for identifying a good work around. Unfortunately it won't work for our situation. When I use the export function from the AGOL web UI the process doesn't work. I end up with an empty zip file. This hosted feature layer fails to export to a shapefile or geopackage formats as well. I can export the data to a local FGDB in ArcPro. The local feature class looks fine and all of the attachments are still there. Unfortunately there is a problem when this local feature class is published as a hosted feature layer. The hosted feature layer will publish but there isn't any visible data (no records in the table, no polygons visible in map viewer). I can create new tabular records but the geometry disappears as soon as I create a feature using the map viewer.
Hello @IsmaelChivite Developed a survey form with Survey123 Connect V3.13.234 and enabled Standard map option, published vector tile and mobile map package .vtpk for offline use, but got feedback from end users who are using iPhone 8 with iOS 14.8.1 that they can't download the offline map but got message: "There are no compatible maps available online to download".
So I have a very specific use case for ArcGIS Field Maps. I can create the web maps and data I need collected/revisited within an ArcGIS Enterprise Portal on a secure network. When my field workers go to the field, they will be totally without any service. My fieldworkers should be able to access the Field Maps app while online and download the map for offline use before going out into the field. However, once there, how will they sign into the Portal to even begin using the downloaded map? Can they sign into their device and then, say after 3 days or more of travel without access to our network, will they be able to open the app on the device and still be logged in and ready to connect? If so, how long can they still be logged in for? They have to collect data for periods up to a month in some cases.
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