[REALMS-166] When I try to upload my map to Minecraft Realms, I get the error message "upload failed -1"

When I try to upload my map to Minecraft Realms, I get the error message "upload failed -1"
even i try in Linux or window10 version, it show the same problem,"upload failed -1" . But the map can open in my local place, and it's originally download from my Realms early.
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Linked issues

relates to 1

REALMS-159 Upload failed! (Corrupted file) Resolved

Comments 3

migrated 2016-10-04T20:24:54Z

Does this happen every time you upload the map? If so, please attach the world to this ticket.

migrated 2016-10-05T16:27:40Z

yes, every time when i upload my map, whatever the linux nor whindow10 nor mac os~

migrated 2016-10-05T17:28:16Z

Sorry, re-opened and changed the link from duplicate to related to. Both are PC Realms (I'm on a fail-roll here) but the error codes are different .