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Incorrect "landed" status while in orbit causes trajectory to disappear in Map View


KerbalBK

Bug Report

This has happened to me, except I don't even see a Ap or Pe indicator when this happens. I'm on v0.1.4.1, no mods.

Nothing seems to fix this for my craft that is currently affected. I've tried going to the KSC, then back to the tracking station to take then control of my craft. I've tried saving and exiting out of the game entirely. And just going to tracking station and then back to craft.

I did some investigation and found some interesting things:

My save opens up straight to the craft in flight. If I go straight to the tracking station and back to controlling the craft, it continues to follow along its trajectory (even though I can't see what that is in map view). BUT if I go to the KSC and then back to the tracking station and take control of the craft, the craft heads straight downward towards Kerbin like all momentum was lost. This is repeatable. Either way I go to the tracking station (straight from flight or from KSC) the craft's state says "landed" in the tracking station.  It seems like, at least for me, the game believes the craft is landed and therefore is not showing a trajectory line.

In the screenshot example below I wasn't even in orbit yet, just suborbital:

fBiYiwY.png

I would like to be able to provide a save file, I'm just not sure how to do that.

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Reported Version: v0.2.0 (latest) | Mods: none | Can replicate without mods? Yes 
OS: Win 11 Home 22H2 | CPU: AMD Ryzen 7 5700 3.70GHz | GPU: AMD Radeon RX 6700 XT | RAM16GB

 

Used similar lander to land on both Mun and Minimus.  JSON file attached.  When departing landing, staged early after takeoff, when vehicle was sub-orbital.  Switching to map view the orbital track of this vehicle no longer visible making planning impossible.  Other notes:

- Other controls and indications still worked (AP and PE indicator in lower left, marker where leaving Mun or Minimus SOI, orbital velocity and altitude,  SAS controls still oriented vehicle correctly)  Screencaps from Mun takeoff shown

- Switching in and out of map view, into tracking station then back to vehicle, even saving and restarting did not restore the track

-At one point in map view, took control of Minimus lander and pressed "M" to go to auto view of vehicle. Vehicle appeared to be on surface of Mun, but I was still half way between Minimus and Kerbin.  Orbital speed indicator correct for orbit in free space.  Weird rendering glitch. Screen cap attached. (Render glitch and Render glitch2)

Screen caps enclosed showing issues.  Maybe related, I have been switching between vehicles in the map view using right click and "CONTROL" button.

 

Included Attachments:

Orbitnotrack.jpg.40c0037ebf76b0690b84292

SOIindicatorstillthere.jpg.b333c81da0225

Minimusfirst.json

RenderGlitch.jpg.58dc1a6fefe9f459669d6ca

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Reported Version: v0.2.0 (latest) | Mods: none | Can replicate without mods? Yes 
OS: Win11 | CPU: 5800x3d | GPU: 3080 | RAM64gb

Landed a lander on the Mun. Lander consisted of an landing stage and an ascent stage. On decoupling the ascent stage it doesn't show any orbital lines in map view, making it next to impossible to rendezvous with my orbiter. 

Included Attachments:

AutoSave1stPlayThrough12_31_202300_17.json

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Reported Version: v0.2.0 (latest) | Mods: none | Can replicate without mods? Yes 
OS: windows 10 | CPU: i7-9700F 3GHz | GPU: rtx 2060 | RAM16gb

For some reason (sorry i don't understand why) but one of my crafts that i sent into orbit has no predictive orbit lines. I am unable to create a manoeuvre node, and the game allows me to recover the vessel? Detaching segments from it via decoupling creates orbital lines for the debris but the main craft still has no way to make nodes and stays recoverable. Saving/reloading, switching to other crafts, and launching a new craft does not fix it.

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Reported Version: v0.2.0 (latest) | Mods: none | Can replicate without mods? Yes 
OS: Microsoft Windows 10 | CPU: AMD Ryzen 7 3700X 8-Core | GPU: NVIDIA GeForce RTX 3070 | RAM15.95

Severity: Medium

Frequency: High (I can do this reliably).

This bug results in a craft that has taken off from a planetary body being stuck with the "landed" state, which results in there being no trajectory UI, as well as other issues such as being able to gather surface science while flying over a given biome. This is a pretty annoying issue as you need to edit a save file to fix it by changing the craft vessel state manually.

I have found that I can reproduce this with a certain staging setup. If you place a lander on a planet surface, then stage the craft to decouple a takeoff vehicle, activating its engines and leaving the bottom lander on the planetary body while leaving the surface in the decoupled subcraft, the subcraft seems to reliably be set to the wrong state. I have done this twice on the Mun and once on Minmus.

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On 10/28/2023 at 9:49 AM, PicoSpace said:

Landed on Mun and then used an ascent capsule to return to Kerbin, didn't have a conicals the whole way back but I did on the trip out. This marks the 2nd bug of the trip (first was another loose of radially attached boosters and stabilizers which I added to my other bug report as repeatibility proof).

Worth mentioning, this bug happens for me consistently when doing an Apollo-style 2 stage lander like PicoSpace had. I think when taking off while staging at the same time can cause the issue, as I found if I took off briefly with the descent stage (just to get off the ground) and then staged to start flying with the ascent stage, the conics showed as intended. If I just took off directly with the ascent stage (as PicoSpace did in the video) then it broke.

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5 hours ago, Obo the Hobo said:

Worth mentioning, this bug happens for me consistently when doing an Apollo-style 2 stage lander like PicoSpace had. I think when taking off while staging at the same time can cause the issue, as I found if I took off briefly with the descent stage (just to get off the ground) and then staged to start flying with the ascent stage, the conics showed as intended. If I just took off directly with the ascent stage (as PicoSpace did in the video) then it broke.

Its incredibly common, and it makes interplanetary missions almost impossible. Mun/Minmus missions are doable if you know what you are doing but beyond that you are throwing darts blindfolded.

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Reported Version: v0.2.0 (latest) | Mods: none | Can replicate without mods? Yes 
OS: Windows 10 (64 bit) | CPU: 11th Gen Intel(R) Core(TM) i9-11900H @ 2.50GHz | GPU: NVIDIA GeForce RTX 3080 Laptop GPU | RAM65237 Mb

Sequence of events

  • land rover + skycrane (near Kapy rock)
  • detach skycrane and fly it off
  • switch to rover via quickswap key
  • popup pops up - vessel Default... out of EC
  • switched to it out of curiosity, since it was expected to just crash
  • the skycrane probe is stuck in 'landed' state. once i switched to it, it started falling (and crashed later)

Note that the skycrane was 'landed' when it was detached to fly it away

Quicksave from the moment I noticed the probe was 'landed' attached.

 

Included Attachments:

quicksave_1.json

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Reported Version: v0.2.0 (latest) | Mods: none | Can replicate without mods? Yes 
OS: WIN 11 | CPU: Intel i7-6700 4.0Ghz | GPU: GTX 1080 | RAM24576

Title: (Orbit line disappearing after first stage is dropped)

Severity: (med).  

Frequency: (high).  Does this happen a lot?  yes Can you reproduce it consistently?  yes, after first stage drops the orbit line remains with the first stage. Please see images:https://ibb.co/1JdH1bB  https://ibb.co/fvFJx28 OR attached in 'report'.

Description:  400 Ton rocket with ~12 stages. Whenever the first stage drops off (two fuel tanks set up in series) the orbit line will remain with the depleted tanks and the main craft will loss it's orbit line in the map view; this makes navigation impossible because you can not select a point for maneuver nodes as there is no orbit line(not sure if this is the correct term, please see attached image).  The rocket is fairly straight forwards otherwise. Keep up the good work! Otherwise, I am exited for 1.0 =)

Included Attachments:

R5(Duna)-wheels.json

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Reported Version: v0.2.0 (latest) | Mods: none | Can replicate without mods? Yes 
OS: Windows 10 Home 22H2 | CPU: AMD Ryzen 7 7800X3D | GPU: MSI Gaming GeForce RTX 4080 16GB GDDR6X PCI Express 4.0 | RAM128 GB DDR5-6000

I couldn't find the report on disappearing trajectory or ship reverting to landed while in flight so forgive me if you know this to be a duplicate. Maybe the old report was lost due to the recent maintenance. This report is to add that I replicated the bug three times with the same ship. After the first, I reverted to launch. Then I quick saved before the next stage. I watched in map view when I staged to see my trajectory line vanish. The tracking station confirmed my ship was landed, not in flight. I reverted to the save and repeated. Same thing. Then I reverted to the save and remained in flight view. The bug did not trigger.

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This bug seems to be related to the ship parts and how they are assembled. I took the ship I can reproduce the bug with and slowly started stripping away parts to test it in launch. I found there were sections of the ship I could remove that would prevent this bug from popping up, but when I took note of the parts I removed that were not located anywhere else on the ship, I was reduced to just 3 suspect parts. I tried building a simple ship using those parts and still could not replicate the bug, so I have to believe it is maybe not the part but how they are connected. In all instances of the bug however, I had to be in map view when I staged to replicate it. I suspect it may have something to do with the launch clamps on the ground but again, simpler ships using suspected parts are not triggering it. Something else I had considered was that the ship had to be massive and take off slowly, or be moving too slow at a higher altitude when that first stage is fired. I have yet to find a definitive cause, but perhaps this info will help.

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I think I found some new and interesting correlation. The setting for persistent debris, if set to zero, may influence this bug. I ran several test and observed in map view after staging that many of the debris trajectories would blink just as the ship trajectory does, and with zero persistent debris, I see the ship get eaten up with the debris clean up. I thought this setting only affected what debris is saved so it would be cleared when you reloaded from a save, but if my new theory holds any weight, the cleanup around the launch site and low atmosphere is including the ship because all debris are vessels, and the cleanup may not be properly checking if a vessel is debris before cleaning it up.

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Reported Version: v0.2.0 (latest) | Mods: none | Can replicate without mods? Yes 
OS: w10 | CPU: Ryzen 5 | GPU: rtx 3070 | RAM32gb

When I'm in a middle of a mission and need to reload a previous saved file, sometines, in this saved file it's considered that the vessel is in Landed state.

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Reported Version: v0.2.0 (latest) | Mods: No seizure warning, K2D2, Flight Plan (and prerequisites to the mods) | Can replicate without mods? Yes 
OS: Windows 11 | CPU: Intel i5 | GPU: GTX 1060 | RAM16GB

I expected to see an orbital outline for my spacecraft, but since I already had a vessel with the same Workplace and Craft name, the new craft did not show the orbital trajectory while the original did. This was an easy fix, as I reverted to VAB and renamed the vessel and all was well. A minor annoyance, does not affect other aspects of gameplay such as lag spikes or crashes.

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Reported Version: v0.2.0 (latest) | Mods: none | Can replicate without mods? Yes 
OS: Windows 11 | CPU: Intel i9-9900k | GPU: NVIDIA RTX 2080 Ti | RAM32GB

Severity: Medium

Frequency: I can reproduce it consistently with the same rocket design

Description: After launching my rocket the orbital line is faint and is not clickable to create a maneuver. When you look and the info it says my rocket is "landed". The only workaround is the save the game and go into the save file to change the status from "landed" to "Orbiting" at which point it works fine again. However, after landing my lander on the surface of another planet, the same bug appears upon take off and has to be fixed again in the same way.

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Reported Version: v0.2.0 (latest) | Mods: none | Can replicate without mods? Yes 
OS: Windows 11 Pro 10.0.22621 | CPU: Ryzen 9 5900X | GPU: NVIDIA GeForce RTX 3070 | RAM32GB

Title: Game thinks I am landed when in flight.

Specs: Windows 11 Pro 10.0.22621, AMD Ryzen 9 5900X, 32GB RAM, NVIDIA GeForce RTX 3070 (v546.33) 8GB, 

Severity: (high/med/low).   This is your opinion – but it typically goes (High = crash, Med = feature not working as expected, Low = there is an issue, but has a work around)

Frequency: One off. 

Description:  During a flight, I noticed that I was able to get a lot of Science around Kerbin. I looked at the science and it said "Landed". When in the maps screen, it shows no orbital line although I am flying. I have a Ap and a Pe but cannot make any moves. I am going to try to intercept with another body to see if it resets. The nice thing is that I can "Recover Vessel" anytime. 

Included Attachments:

BugReportshowslanded.json

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Reported Version: v0.2.0 (latest) | Mods: none | Can replicate without mods? Yes 
OS: Windows 11 Home 22H2 build 22621.3007 | CPU: 11th Gen Intel(R) Core(TM) i5-11400F @ 2.60GHz 2.59 GHz | GPU: NVIDA Geforce RTX 3060 | RAM16Gb - 15.9Gb useable

After preforming a mun landing, I attempted to take off but upon lift off, no orbital lines were present and if the vessel was unloaded the vessel would freeze in place, I believe it has been stuck in a landed state, saving and loading appeared to be ineffective so i will attach my save file. I believe the vessel got stuck in a landed state. I just checked at the tracking station and can confirm that it was in a landed stated. Note: using MSI Gaming PC, Bios is Megatrends 8.10

Included Attachments:

bugedlandedstate.json

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Reported Version: v0.2.0 (latest) | Mods: none | Can replicate without mods? Yes 
OS: Win 11 | CPU: Ryzen5 5600x | GPU: GTX 1070 | RAM32gb

After my craft fell over on Minmus I tried lifting it with RCS, got it of the ground rotated it correctly and then used the main engine to try getting it to orbit, when switching to map view there was no trajectory line. After quicksaving and quickloading (Video starts here) there was still no trajectory line. When hovering over the science button, it shows the craft as landed. after docking with another craft, the science button inspection shows the craft as "in (low) orbit" and there are trajectory lines again

Quicksave 78 is before the liftoff, Quicksave 79 is in flight

Included Attachments:

CraftThinksItsLanded.mp4

quicksave_79.json

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