Try...

1 files changed, 7 insertions, 2 deletions

diff --git a/navit/android/src/org/navitproject/navit/NavitDownloadSelectMapActivity.java b/navit/android/src/org/navitproject/navit/NavitDownloadSelectMapActivity.java
index b1e0ccfe8..051dc394a 100644
--- a/navit/android/src/org/navitproject/navit/NavitDownloadSelectMapActivity.java
+++ b/navit/android/src/org/navitproject/navit/NavitDownloadSelectMapActivity.java
@@ -197,8 +197,13 @@ public class NavitDownloadSelectMapActivity extends ExpandableListActivity {
         String mapIndex = child.get("map_index");
         if (mapIndex != null) {
             int mi = Integer.parseInt(mapIndex);
-            // check if download larger than 16 GiB
-            if (NavitMapDownloader.osm_maps[mi].mEstSizeBytes >= Math.pow(2, 34)) {
+            // check if download larger than 4 GiB
+            long maxsz = Math.pow(2, 32);
+            if (Double.parseDouble(android.os.Build.VERSION.RELEASE.replaceAll("(\\d+[.]\\d+)(.*)","$1")) >= 8) {
+               // check if download larger than 16 GiB on Nougat and up
+                maxsz = Math.pow(2, 34);
+            }
+            if (NavitMapDownloader.osm_maps[mi].mEstSizeBytes >= maxsz) {
                 NavitDialogs.sendDialogMessage(NavitDialogs.MSG_TOAST_LONG, null,
                         getTstring(R.string.map_download_oversize),
                         -1, 0, 0);