{
   "expand": "operations,versionedRepresentations,editmeta,changelog,renderedFields",
   "id": "391255",
   "self": "https://bugs.mojang.com/rest/api/2/issue/391255",
   "key": "BDS-10212",
   "fields": {
      "issuetype": "1",
      "project": "11700",
      "fixVersions": [],
      "resolution": "7",
      "customfield_10500": {
         "self": "https://bugs.mojang.com/rest/api/2/customFieldOption/10300",
         "value": "Unconfirmed",
         "id": "10300",
         "disabled": false
      },
      "customfield_12800": null,
      "customfield_12602": [],
      "customfield_12601": null,
      "customfield_12604": null,
      "customfield_12603": null,
      "customfield_12606": null,
      "customfield_12605": null,
      "customfield_12608": null,
      "resolutiondate": "2020-12-06T15:59:35.000+0200",
      "customfield_12607": null,
      "customfield_12609": null,
      "workratio": -1,
      "lastViewed": null,
      "watches": {
         "self": "https://bugs.mojang.com/rest/api/2/issue/BDS-10212/watchers",
         "watchCount": 0,
         "isWatching": false
      },
      "created": "2020-11-28T23:50:39.000+0200",
      "customfield_12000": null,
      "customfield_12201": null,
      "customfield_12600": null,
      "labels": [],
      "customfield_11700": "{}",
      "versions": [
         "19608"
      ],
      "issuelinks": [],
      "assignee": null,
      "updated": "2020-12-06T15:59:35.000+0200",
      "status": "5",
      "description": "Having this command on a 1 tick cycle produces the expected result, except in the first tick when the game is loaded.\r\n{code:java}\r\nexecute in overworld unless entity aec-0-0-0-1 positioned 0.0 0.0 0.0 run summon minecraft:area_effect_cloud ~ ~ ~ {Tags:[\"helper_entity\"],Duration:-1,Age:-2147483648,WaitTime:-2147483648,UUID:[I;2796,0,0,1]}{code}\r\nAn entity with the same UUID can't be summoned as it produces an error:\u00a0Unable to summon entity due to duplicate UUIDs, yet setting the above command to run every tick from a datapack creates two entities upon loading the world.\r\n\r\nSteps to reproduce:\r\n # Set above command to run every tick\r\n # Exit and reenter the world\r\n # Run\r\n{code:java}\r\nexecute as @e[type=minecraft:area_effect_cloud] run data get entity @s UUID{code}\r\nResulting in two entities reporting/having the same UUID. Note: only one entity is selected when directly selecting by UUID\u00a0aec-0-0-0-1.",
      "customfield_11100": null,
      "customfield_11300": null,
      "customfield_11500": null,
      "customfield_12503": null,
      "customfield_12700": null,
      "customfield_12502": null,
      "customfield_12504": null,
      "attachment": [],
      "summary": "Entity not detected in first tick, duplicate entity with same UUID possible",
      "creator": "fefinix",
      "reporter": "fefinix",
      "customfield_10002": null,
      "customfield_12501": null,
      "customfield_12500": null,
      "customfield_11601": null,
      "customfield_11600": "0|i1p767:",
      "environment": "Java Edition 1.16.4, Ubuntu 20.04",
      "customfield_11801": null,
      "customfield_11800": null,
      "customfield_11602": null,
      "customfield_11802": null,
      "comment": {
         "comments": [
            {
               "self": "https://bugs.mojang.com/rest/api/2/issue/391255/comment/857771",
               "id": "857771",
               "author": "ocelotonesie",
               "body": "*Thank you for your report!*\r\nHowever, this issue is {color:#FF5722}*Invalid*{color}.\r\n\r\nThis is related to a different project. Use one of the links below to go to the correct project.\r\n-- [Minecraft: Java Edition|https://bugs.mojang.com/browse/MC] --- Windows, Mac, and Linux\r\n-- [Minecraft Launcher|https://bugs.mojang.com/browse/MCL] --- Bugs about the Minecraft Launcher specifically\r\n-- [Minecraft: Bedrock Edition|https://bugs.mojang.com/browse/MCPE] --- Gear VR, iOS, Android, Windows 10 (from the Windows store), Xbox One, Windows 10 Mobile, Fire TV, Nintendo Switch, and PS4\r\n-- [Minecraft Earth|https://bugs.mojang.com/browse/MCE] --- AR Compatible Devices\r\n-- [Minecraft Dungeons|https://bugs.mojang.com/browse/MCD] --- Action-adventure title set in the Minecraft universe\r\n\r\nPlease don't forget to search for an existing issue matching yours in the appropriate project before raising a new one.\r\n\r\n*Quick Links*:\r\n\ud83d\udcd3 [Bug Tracker Guidelines|https://help.minecraft.net/hc/en-us/articles/360049840492-Mojang-Bug-Tracker-Guidelines] -- \ud83d\udcac [Community Support|https://discord.gg/58Sxm23] -- \ud83d\udce7 [Mojang Support|https://help.minecraft.net/hc/en-us/requests/new]\r\n\ud83d\udcd3 [Project Summary|https://bugs.mojang.com/projects/MCPE/summary] -- \u270d\ufe0f [Feedback and Suggestions|https://feedback.minecraft.net/] -- \ud83d\udcd6 [Game Wiki|https://minecraft.gamepedia.com/Minecraft_Wiki]",
               "updateAuthor": "ocelotonesie",
               "created": "2020-12-06T15:59:35.306+0200",
               "updated": "2020-12-06T15:59:35.306+0200"
            }
         ],
         "maxResults": 1,
         "total": 1,
         "startAt": 0
      },
      "votes": {
         "self": "https://bugs.mojang.com/rest/api/2/issue/BDS-10212/votes",
         "votes": 0,
         "hasVoted": false
      }
   },
   "changelog": {
      "startAt": 0,
      "maxResults": 3,
      "total": 3,
      "histories": [
         {
            "id": "1902847",
            "author": "fefinix",
            "created": "2020-11-28T23:53:38.555+0200",
            "items": [
               {
                  "field": "description",
                  "fieldtype": "jira",
                  "from": null,
                  "fromString": "Having this command on a 1 tick cycle produces the expected result, except in the first tick when the game is loaded.\r\n\r\n\r\n{code:java}\r\nexecute in overworld unless entity aec-0-0-0-1 positioned 0.0 0.0 0.0 run summon minecraft:area_effect_cloud ~ ~ ~ {Tags:[\"helper_entity\"],Duration:-1,Age:-2147483648,WaitTime:-2147483648,UUID:[I;2796,0,0,1]}{code}\r\nAn entity with the same UUID can't be summoned as it produces an error:\u00a0Unable to summon entity due to duplicate UUIDs, yet setting the above command to run every tick from a datapack creates two entities upon loading the world.\r\n\r\nSteps to reproduce:\r\n # Set above command to run every tick\r\n # Exit and reenter the world\r\n # Run\r\n{code:java}\r\nexecute as @e[type=minecraft:area_effect_cloud] run data get entity UUID{code}\r\nResulting in two entities reporting/having the same UUID. Note: only one entity is selected when directly selecting by UUID\u00a0aec-0-0-0-1.",
                  "to": null,
                  "toString": "Having this command on a 1 tick cycle produces the expected result, except in the first tick when the game is loaded.\r\n{code:java}\r\nexecute in overworld unless entity aec-0-0-0-1 positioned 0.0 0.0 0.0 run summon minecraft:area_effect_cloud ~ ~ ~ {Tags:[\"helper_entity\"],Duration:-1,Age:-2147483648,WaitTime:-2147483648,UUID:[I;2796,0,0,1]}{code}\r\nAn entity with the same UUID can't be summoned as it produces an error:\u00a0Unable to summon entity due to duplicate UUIDs, yet setting the above command to run every tick from a datapack creates two entities upon loading the world.\r\n\r\nSteps to reproduce:\r\n # Set above command to run every tick\r\n # Exit and reenter the world\r\n # Run\r\n{code:java}\r\nexecute as @e[type=minecraft:area_effect_cloud] run data get entity @s UUID{code}\r\nResulting in two entities reporting/having the same UUID. Note: only one entity is selected when directly selecting by UUID\u00a0aec-0-0-0-1."
               }
            ]
         },
         {
            "id": "1903775",
            "author": "fefinix",
            "created": "2020-11-29T21:18:29.448+0200",
            "items": [
               {
                  "field": "environment",
                  "fieldtype": "jira",
                  "from": null,
                  "fromString": null,
                  "to": null,
                  "toString": "Java Edition 1.16.4, Ubuntu 20.04"
               }
            ]
         },
         {
            "id": "1913259",
            "author": "ocelotonesie",
            "created": "2020-12-06T15:59:35.335+0200",
            "items": [
               {
                  "field": "resolution",
                  "fieldtype": "jira",
                  "from": null,
                  "fromString": null,
                  "to": "7",
                  "toString": "Invalid"
               },
               {
                  "field": "status",
                  "fieldtype": "jira",
                  "from": "1",
                  "fromString": "Open",
                  "to": "5",
                  "toString": "Resolved"
               }
            ]
         }
      ]
   }
}