Demo core dumps when saving trajectory

Hi, I've been trying to get the first easy monocular euroc example to work and have been running into issues with free. The full log is as follows:

Launching MH01 with Monocular sensor
num_seq = 1
file name: dataset-MH01_mono
Loading images for sequence 0...LOADED!

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ORB-SLAM3 Copyright (C) 2017-2020 Carlos Campos, Richard Elvira, Juan J. Gómez, José M.M. Montiel and Juan D. Tardós, University of Zaragoza.
ORB-SLAM2 Copyright (C) 2014-2016 Raúl Mur-Artal, José M.M. Montiel and Juan D. Tardós, University of Zaragoza.
This program comes with ABSOLUTELY NO WARRANTY;
This is free software, and you are welcome to redistribute it
under certain conditions. See LICENSE.txt.

Input sensor was set to: Monocular

Loading ORB Vocabulary. This could take a while...
Vocabulary loaded!

Creation of new map with id: 0
Creation of new map with last KF id: 0
Seq. Name: 

Camera Parameters: 
- Camera: Pinhole
- fx: 458.65399169921875
- fy: 457.29598999023438
- cx: 367.21499633789062
- cy: 248.375
- k1: -0.28340810537338257
- k2: 0.073959067463874817
- p1: 0.00019359000725671649
- p2: 1.7618711353861727e-05
- fps: 20
- color order: RGB (ignored if grayscale)

ORB Extractor Parameters: 
- Number of Features: 1000
- Scale Levels: 8
- Scale Factor: 1.2000000476837158
- Initial Fast Threshold: 20
- Minimum Fast Threshold: 7
First KF:0; Map init KF:0
New Map created with 105 points
Point distribution in KeyFrame: left-> 105 --- right-> 0

Saving trajectory to f_dataset-MH01_mono.txt ...

End of saving trajectory to f_dataset-MH01_mono.txt ...

Saving keyframe trajectory to kf_dataset-MH01_mono.txt ...
free(): corrupted unsorted chunks
./euroc_mh01.sh: line 7: 15921 Aborted                 (core dumped) ./Monocular/mono_euroc ../Vocabulary/ORBvoc.txt ./Monocular/EuRoC.yaml "$pathDatasetEuroc"/MH01 ./Monocular/EuRoC_TimeStamps/MH01.txt dataset-MH01_mono

If anyone has any fixes or suggestions that would be greatly appreciated.

UZ-SLAMLab / ORB_SLAM3

Demo core dumps when saving trajectory #337