# SimBrief **URL:** https://forum.navigraph.com/c/simbrief/37.md [Latest](https://forum.navigraph.com/latest.md) · [Categories](https://forum.navigraph.com/categories.md) · [Tags](https://forum.navigraph.com/tags.md) --- ## ["default" profiles: base type unexpectedly used in place of ICAO type designator](https://forum.navigraph.com/t/default-profiles-base-type-unexpectedly-used-in-place-of-icao-type-designator/24332)
**Author:** [@Rodeo314](https://forum.navigraph.com/u/Rodeo314)\ **Replies:** 1\ **Last updated:** [September 23, 2026, 3:03pm UTC](https://forum.navigraph.com/t/default-profiles-base-type-unexpectedly-used-in-place-of-icao-type-designator/24332 "2026-09-23T15:03:15Z")
Planning through Simbrief with e.g. the Lineage 1000 (official ICAO type designator E190, Simbrief internal base type E19L, to differentiate from the airliner E190), the flight plan text uses the fictitious base type E19… --- ## [Simbrief API Key - Expected Turn Around TIme - Question](https://forum.navigraph.com/t/simbrief-api-key-expected-turn-around-time-question/24339)
**Author:** [@rstratman](https://forum.navigraph.com/u/rstratman)\ **Replies:** 2\ **Last updated:** [September 23, 2026, 11:16am UTC](https://forum.navigraph.com/t/simbrief-api-key-expected-turn-around-time-question/24339 "2026-09-23T11:16:15Z")
Hello Support I submitted a request for API key to use a phpVMS module to allow for loading “OFP” PaxStudio from a phpVMS v7 system Just wondering what I should expect for a turn around time for a reply. Thanks R Str… --- ## [Simbrief should not plan step climbs within Kabul FIR](https://forum.navigraph.com/t/simbrief-should-not-plan-step-climbs-within-kabul-fir/24336)
**Author:** [@ItzChickenYall](https://forum.navigraph.com/u/ItzChickenYall)\ **Replies:** 5\ **Last updated:** [September 23, 2026, 10:51am UTC](https://forum.navigraph.com/t/simbrief-should-not-plan-step-climbs-within-kabul-fir/24336 "2026-09-23T10:51:55Z")
Hello. Yesterday i did flight from WSSS - EGLL and I use Simbrief to plan the step climbs. My issue is that it planned a step climb at waypoint KAGUL from FL360 - FL380. However, Kabul FIR is unstaffed Class G airspace a… --- ## [Navigraph API Email Request Follow Up](https://forum.navigraph.com/t/navigraph-api-email-request-follow-up/24340)
**Author:** [@EmergencyTicket594](https://forum.navigraph.com/u/EmergencyTicket594)\ **Replies:** 1\ **Last updated:** [September 23, 2026, 10:45am UTC](https://forum.navigraph.com/t/navigraph-api-email-request-follow-up/24340 "2026-09-23T10:45:39Z")
Hello, On the 16th of August. I emailed dev@navigraph.com requesting developer access for a project, but I haven’t received a response yet. I just wanted to check whether the request was received or if I should resend i… --- ## [SimBrief – flight generation issue](https://forum.navigraph.com/t/simbrief-flight-generation-issue/24343)
**Author:** [@Weightierfool](https://forum.navigraph.com/u/Weightierfool)\ **Replies:** 4\ **Last updated:** [September 23, 2026, 10:36am UTC](https://forum.navigraph.com/t/simbrief-flight-generation-issue/24343 "2026-09-23T10:36:12Z")
SimBrief – issue with flight generation. I can’t generate a flight. The page loads very slowly. Transferring data to the PMDG aircraft is practically impossible. What is happening with the SimBrief servers? --- ## [SimBrief API Outage / Timeout](https://forum.navigraph.com/t/simbrief-api-outage-timeout/24344)
**Author:** [@Marcijen](https://forum.navigraph.com/u/Marcijen)\ **Replies:** 2\ **Last updated:** [September 23, 2026, 10:07am UTC](https://forum.navigraph.com/t/simbrief-api-outage-timeout/24344 "2026-09-23T10:07:19Z")
SimBrief API Outage / Timeout – Cannot generate or load OFP (GSX, FSHud, Charts affected) Hi team, I’m experiencing a total lockout from SimBrief services for the past hour and need some assistance or clarification. T… --- ## [SimBrief Downloader Does Not Display Download Folders](https://forum.navigraph.com/t/simbrief-downloader-does-not-display-download-folders/24349)
**Author:** [@Mikey777](https://forum.navigraph.com/u/Mikey777)\ **Replies:** 2\ **Last updated:** [September 23, 2026, 4:10am UTC](https://forum.navigraph.com/t/simbrief-downloader-does-not-display-download-folders/24349 "2026-09-23T04:10:01Z")
For several days, Simbrief Downloader does not display any format download folders. I have been using it for years and haven’t changed anything. What’s going on? Any help appreciated. Mikey --- ## [SimBrief Generated Final Map Has No Waypoints](https://forum.navigraph.com/t/simbrief-generated-final-map-has-no-waypoints/24348)
**Author:** [@Mikey777](https://forum.navigraph.com/u/Mikey777)\ **Replies:** 2\ **Last updated:** [September 23, 2026, 4:07am UTC](https://forum.navigraph.com/t/simbrief-generated-final-map-has-no-waypoints/24348 "2026-09-23T04:07:24Z")
When I generate my final flight plan in SimBrief, the map comes back with no waypoints. Only a straight line. This has been happening for several days. I’ve been using SimBrief for years and I haven’t changed anything. T… --- ## [Simbrief not on EFB after repeated troubleshooting](https://forum.navigraph.com/t/simbrief-not-on-efb-after-repeated-troubleshooting/24346)
**Author:** [@737pi0327](https://forum.navigraph.com/u/737pi0327)\ **Replies:** 1\ **Last updated:** [September 22, 2026, 8:23pm UTC](https://forum.navigraph.com/t/simbrief-not-on-efb-after-repeated-troubleshooting/24346 "2026-09-22T20:23:12Z")
After quite a bit of trouble shooting, simbrief dispatch will not show up in the EFB. Ive checked to ensure it was enabled, re-installed, but not luck. It is enabled and showing in the community folder. --- ## [Optional Adaptive Fuel Bias/Feedback Loop (Airline Style Performance Tuning)](https://forum.navigraph.com/t/optional-adaptive-fuel-bias-feedback-loop-airline-style-performance-tuning/23304)
**Author:** [@AerodynamicPassenger](https://forum.navigraph.com/u/AerodynamicPassenger)\ **Replies:** 2\ **Last updated:** [September 21, 2026, 10:07pm UTC](https://forum.navigraph.com/t/optional-adaptive-fuel-bias-feedback-loop-airline-style-performance-tuning/23304 "2026-09-21T22:07:41Z")
I’d like to propose a feature that would bring SimBrief closer to real-world airline dispatch systems: an optional feedback loop that learns from actual flight results and applies a fuel/performance bias over time. Simb… --- ## [Additional Track Miles](https://forum.navigraph.com/t/additional-track-miles/22133)
**Author:** [@JakobFB](https://forum.navigraph.com/u/JakobFB)\ **Replies:** 1\ **Last updated:** [September 21, 2026, 9:52pm UTC](https://forum.navigraph.com/t/additional-track-miles/22133 "2026-09-21T21:52:00Z")
Hello, I feature I would love to see in Simbrief is the ability to add extra track miles to a route. This would be very useful for covering for extra expected distance during departures and arrivals at airports that don… --- ## [SimBrief fails to load plan to KPBI](https://forum.navigraph.com/t/simbrief-fails-to-load-plan-to-kpbi/24337)
**Author:** [@UAL4711](https://forum.navigraph.com/u/UAL4711)\ **Replies:** 2\ **Last updated:** [September 21, 2026, 5:21am UTC](https://forum.navigraph.com/t/simbrief-fails-to-load-plan-to-kpbi/24337 "2026-09-21T05:21:12Z")
KPBI is no longer a valid airport code for Palm Beach Int’l since being renamed. Please update the system to the new code, KDJT, and airport name, President Donald J. Trump International Airport --- ## [Simbrief oceanic](https://forum.navigraph.com/t/simbrief-oceanic/24319)
**Author:** [@TDJ737](https://forum.navigraph.com/u/TDJ737)\ **Replies:** 5\ **Last updated:** [September 19, 2026, 6:35am UTC](https://forum.navigraph.com/t/simbrief-oceanic/24319 "2026-09-19T06:35:25Z")
Hi, I planned a flight from DUB - KEF, today, using simbrief. The routing took us via the Shanwick oceanic FIR at FL360. Entry point GOMUP inbound BEKI (Reykjavik FIR). The simbrief generated FPL didnt produce a predicte… --- ## [Navigraph API access request – Follow-up](https://forum.navigraph.com/t/navigraph-api-access-request-follow-up/24326)
**Author:** [@Pokertour](https://forum.navigraph.com/u/Pokertour)\ **Replies:** 2\ **Last updated:** [September 18, 2026, 4:45pm UTC](https://forum.navigraph.com/t/navigraph-api-access-request-follow-up/24326 "2026-09-18T16:45:06Z")
Hi, I submitted a request for access to the Navigraph API by email on August 25th for a project I’m currently developing, but I haven’t received a response yet. I just wanted to check whether my request was received co… --- ## [Unable to log into AeroNav using Navigraph](https://forum.navigraph.com/t/unable-to-log-into-aeronav-using-navigraph/24307)
**Author:** [@AutomatedEngine180](https://forum.navigraph.com/u/AutomatedEngine180)\ **Replies:** 4\ **Last updated:** [September 18, 2026, 4:07pm UTC](https://forum.navigraph.com/t/unable-to-log-into-aeronav-using-navigraph/24307 "2026-09-18T16:07:25Z")
Hello, I have been trying to log into gng.aero-nav.com recently but have had no success. Every time I verify through Navigraph and VATSIM Connect, it redirects me back to the GNG home page, still logged out. I have trie… --- ## [Incorrect max cargo weight in iniBuilds A380 profiles](https://forum.navigraph.com/t/incorrect-max-cargo-weight-in-inibuilds-a380-profiles/24317)
**Author:** [@Suyuchd](https://forum.navigraph.com/u/Suyuchd)\ **Replies:** 2\ **Last updated:** [September 17, 2026, 7:28pm UTC](https://forum.navigraph.com/t/incorrect-max-cargo-weight-in-inibuilds-a380-profiles/24317 "2026-09-17T19:28:26Z")
Hello, The maximum cargo weight of iniBuilds A380 RR and EA should be 113319lbs/51401kg. Thanks --- ## [LECM N733 flight level availabilty](https://forum.navigraph.com/t/lecm-n733-flight-level-availabilty/24315)
**Author:** [@srcooke](https://forum.navigraph.com/u/srcooke)\ **Replies:** 1\ **Last updated:** [September 17, 2026, 6:44pm UTC](https://forum.navigraph.com/t/lecm-n733-flight-level-availabilty/24315 "2026-09-17T18:44:38Z")
Dispatching via N733 in LECM FIR VLC to CJN results in a FL130 cap at least northbound. The AIP has availability between FL145/FL660 unidirectional ODD levels. Could this be a Jeppesen data limitation that appears to h… --- ## [Enroute Landing Calculation](https://forum.navigraph.com/t/enroute-landing-calculation/24321)
**Author:** [@BrendanMc](https://forum.navigraph.com/u/BrendanMc)\ **Replies:** 0\ **Last updated:** [September 17, 2026, 4:46pm UTC](https://forum.navigraph.com/t/enroute-landing-calculation/24321 "2026-09-17T16:46:54Z")
I’d like to suggest a change to how SimBrief calculates enroute landing performance, specifically the landing weight and resulting VREF. To better mimic real-world operations and ACARS/FMS workflows, I think the calcula… --- ## [iniBuilds A380 profiles (RR/EA): maxcargo 10,300 lbs caps baggage – possible profile error + question about acdata override](https://forum.navigraph.com/t/inibuilds-a380-profiles-rr-ea-maxcargo-10-300-lbs-caps-baggage-possible-profile-error-question-about-acdata-override/24318)
**Author:** [@kantthomas](https://forum.navigraph.com/u/kantthomas)\ **Replies:** 1\ **Last updated:** [September 17, 2026, 1:19pm UTC](https://forum.navigraph.com/t/inibuilds-a380-profiles-rr-ea-maxcargo-10-300-lbs-caps-baggage-possible-profile-error-question-about-acdata-override/24318 "2026-09-17T13:19:29Z")
Hi, the official iniBuilds A380 Airliner profiles (“iniBuilds (MSFS) - A380 Airliner RR” and “… EA”) have maxcargo = 10,300 lbs (4,672 kg). All other weights in these profiles match the real A380-800 (OEW 628,000 lbs, M… --- ## [ACF Field in the Fuel Tree](https://forum.navigraph.com/t/acf-field-in-the-fuel-tree/14203)
**Author:** [@Lseatflyr](https://forum.navigraph.com/u/Lseatflyr)\ **Replies:** 23\ **Last updated:** [September 12, 2026, 4:04am UTC](https://forum.navigraph.com/t/acf-field-in-the-fuel-tree/14203 "2026-09-12T04:04:56Z")
I tried searching, but didn’t see anything. Apologies if I missed a post on this. I’m just wondering what input field in the Fuel section of the New Flight Plan form is linked to the ACF line on the UAL2018 flight plan… --- ## [Navigraph API Request Followup](https://forum.navigraph.com/t/navigraph-api-request-followup/24273)
**Author:** [@EmergencyVertigo780](https://forum.navigraph.com/u/EmergencyVertigo780)\ **Replies:** 1\ **Last updated:** [September 11, 2026, 1:52pm UTC](https://forum.navigraph.com/t/navigraph-api-request-followup/24273 "2026-09-11T13:52:42Z")
Hey Navigraph team, I am currently working on a side project (flight tracker) that has some use cases for some of the services offered by the Navigraph API. I had written to dev@navigraph.com, got approval, and Markus … --- ## [Requesting Il-18 for Nemeth Designs Il-18](https://forum.navigraph.com/t/requesting-il-18-for-nemeth-designs-il-18/24259)
**Author:** [@piedmonitor](https://forum.navigraph.com/u/piedmonitor)\ **Replies:** 4\ **Last updated:** [September 10, 2026, 8:33pm UTC](https://forum.navigraph.com/t/requesting-il-18-for-nemeth-designs-il-18/24259 "2026-09-10T20:33:37Z")
Hello, I am requesting a SimBrief profile be added for the Ilyushin Il-18 to support the new add-on from Nemeth Designs. I have asked the developer to reach out to you to collaborate on a profile, but I’m not sure they… --- ## [Airpeace icao](https://forum.navigraph.com/t/airpeace-icao/24262)
**Author:** [@HeadwindPropeller490](https://forum.navigraph.com/u/HeadwindPropeller490)\ **Replies:** 9\ **Last updated:** [September 10, 2026, 4:23pm UTC](https://forum.navigraph.com/t/airpeace-icao/24262 "2026-09-10T16:23:51Z")
Please can the airpeace icao APO IATA (p4) Be added into simbreif ? --- ## [iniBuild Tristar L1011- always FL380-390?](https://forum.navigraph.com/t/inibuild-tristar-l1011-always-fl380-390/24270)
**Author:** [@SMN154](https://forum.navigraph.com/u/SMN154)\ **Replies:** 1\ **Last updated:** [September 10, 2026, 11:42am UTC](https://forum.navigraph.com/t/inibuild-tristar-l1011-always-fl380-390/24270 "2026-09-10T11:42:04Z")
Why does SimBrief always assign a high flight level of 380-390 for the L-1011 on all routes, even very short ones (where it’s not even possible to reach that flight level)? I’m using the airframe "G-STAR iniBuilds L-101… --- ## [Alternate Route Error](https://forum.navigraph.com/t/alternate-route-error/24255)
**Author:** [@tknudsen](https://forum.navigraph.com/u/tknudsen)\ **Replies:** 12\ **Last updated:** [September 8, 2026, 5:40pm UTC](https://forum.navigraph.com/t/alternate-route-error/24255 "2026-09-08T17:40:20Z")
Dear Navigraph. I found an issue with alternate routing out of ENGM Simbrief chooses the nearest alternate as it’s C1 routing, meaning in this case it would send you to ENTO. This is perfectly fine, but when you study … --- ## [MLW in Performance & Tool - Resets LW when LW \> MLW](https://forum.navigraph.com/t/mlw-in-performance-tool-resets-lw-when-lw-mlw/24250)
**Author:** [@VonycBln](https://forum.navigraph.com/u/VonycBln)\ **Replies:** 2\ **Last updated:** [September 8, 2026, 3:09pm UTC](https://forum.navigraph.com/t/mlw-in-performance-tool-resets-lw-when-lw-mlw/24250 "2026-09-08T15:09:11Z")
I ran into a situation today while preparing for landing where I exceeded the maximum landing weight… I didn’t even notice it at first during my checks because the calculator simply reset the landing weight to the maximu… --- ## [Add Derated Takeoff / Climb for ToLiss A330neo](https://forum.navigraph.com/t/add-derated-takeoff-climb-for-toliss-a330neo/23813)
**Author:** [@Phil122](https://forum.navigraph.com/u/Phil122)\ **Replies:** 1\ **Last updated:** [September 8, 2026, 7:51am UTC](https://forum.navigraph.com/t/add-derated-takeoff-climb-for-toliss-a330neo/23813 "2026-09-08T07:51:06Z")
Hi everyone, With the latest update for the ToLiss A330-900neo, the aircraft now supports Derated Takeoff and Derated Climb functions in the MCDU. Currently, the SimBrief Performance Calculator for the A339 doesn’t see… --- ## [International Flight Plans](https://forum.navigraph.com/t/international-flight-plans/24252)
**Author:** [@777Jockey](https://forum.navigraph.com/u/777Jockey)\ **Replies:** 2\ **Last updated:** [September 7, 2026, 6:21pm UTC](https://forum.navigraph.com/t/international-flight-plans/24252 "2026-09-07T18:21:15Z")
In this plan CYYT/10 M078F330 DCT YYT DCT NICSO NATU 48N050W/M078F350 NATU XETBO DCT ARKIL/N0454F350 DCT ANNET UM25 INGOR/N0427F280 UM25 LUKIP LUKI9V LFPG/09L notice that speed starts in M (mach) at level 330 and changes… --- ## [Msfs 2020 simbrief, navigraph, pmdg 737](https://forum.navigraph.com/t/msfs-2020-simbrief-navigraph-pmdg-737/23941)
**Author:** [@johnk51](https://forum.navigraph.com/u/johnk51)\ **Replies:** 5\ **Last updated:** [September 6, 2026, 11:24am UTC](https://forum.navigraph.com/t/msfs-2020-simbrief-navigraph-pmdg-737/23941 "2026-09-06T11:24:58Z")
About a month ago I started having problem after loading simbrief into my 737. When I started my HIFI weather, I couldn’t get the weather from the EFB. I would get an error message. Al this was working until I had an upd… --- ## [Request add IFR routes in database](https://forum.navigraph.com/t/request-add-ifr-routes-in-database/24246)
**Author:** [@Mathz6](https://forum.navigraph.com/u/Mathz6)\ **Replies:** 0\ **Last updated:** [September 5, 2026, 6:28pm UTC](https://forum.navigraph.com/t/request-add-ifr-routes-in-database/24246 "2026-09-05T18:28:13Z")
Hello ! I am interested in adding valid-IFPS routes to the database. For some flights, I use the RAD to check the validity of the routes shown on Simbrief because sometimes these are not possible or incorrect between so… [Next page](https://forum.navigraph.com/c/simbrief/37.md?page=1)