Segmentation fault

[Warsin]

when i run ./plslam_dataset, when run in #5,i meet Segmentation fault
------------------------------------------ Frame #1 ----------------------------------------

VO Runtime: 59.6747

No new KF needed: 1 -32.4087 -32.4087 2.85323e-36 0.67964 0.275664 0

------------------------------------------ Frame #2 ----------------------------------------

VO Runtime: 57.2473

No new KF needed: 0.934864 -30.2977 -32.4087 1.94489e-34 1.37633 0.487414 1

------------------------------------------ Frame #3 ----------------------------------------

VO Runtime: 59.6019

No new KF needed: 0.900598 -29.1872 -32.4087 1.79255e-33 2.08794 0.732406 2

------------------------------------------ Frame #4 ----------------------------------------

VO Runtime: 68.3351

No new KF needed: 0.872138 -28.2648 -32.4087 1.13407e-32 2.82309 1.00571 3

------------------------------------------ Frame #5 ----------------------------------------

VO Runtime: 79.646

Entropy ratio: 0.845271 3.57215 1.26233 4
#KeyFrame: 1
#Points: 0
#Segments: 0

[SEULiulh]

------------------------------------------   Frame #1219   ----------------------------------------

VO Runtime: 37.3369

Entropy ratio: 0.838181	0.399386 5.02332 6
#KeyFrame:     212
#Points:       15451
#Segments:     4361

------------------------------------------   Frame #1220   ----------------------------------------

VO Runtime: 43.644

No new KF needed: 1	-33.1455 -33.1455 6.53642e-37	0.0663893 0.216808 0

段错误 (核心已转储)

I met this problem two.
When I run the MH-01-easy, the segmentation fault occurs at about Frame 6xx;
When I run the MH-03-medium, the segmentation fault occurs at Frame 1220;
When I run the V2-01-easy, no fault occurs.

I don't know why it goes wrong in some dataset?

[BTREE-C802]

您好，我叫旷鸿章，我已经收到了你的邮件。谢谢！