why would this happened? I set the right PATH, but it still didn't work.

[wrmhehe]

bin/dmvio_dataset \

files=/home/wrm/桌面/dataset/dso/cam0/images \
vignette=/home/wrm/桌面/dataset/dso/cam0/vignette.png \
imuFile=/home/wrm/桌面/dataset/dso/imu.txt \
gtFile=/home/wrm/桌面/dataset/dso/gt_imu.csv \
calib=/home/wrm/桌面/dm-vio/configs/tumvi_calib/camera02.txt \
gamma=/home/wrm/桌面/dm-vio/configs/tumvi_calib/pcalib.txt \
imuCalib=/home/wrm/桌面/dm-vio/configs/tumvi_calib/camchain.yaml \
mode=0 \
use16Bit=1 \
preset=0 \
nogui=0 \
resultsPrefix=/home/wrm/桌面/dm-vio/result \
settingsFile=/home/wrm/桌面/dm-vio/configs/tumvi.yaml \
start=2

PHOTOMETRIC MODE WITH CALIBRATION!

=============== PRESET Settings: ===============
DEFAULT settings:

• no real-time enforcing
• 2000 active points
• 5-7 active frames
• 1-6 LM iteration each KF
• original image resolution
  ==============================================
  Loading settings from yaml file: /home/wrm/桌面/dm-vio/configs/tumvi.yaml!
  Loading IMU parameter file at: /home/wrm/桌面/dm-vio/configs/tumvi_calib/camchain.yaml
  Used T_cam_imu:
  -0.999525 0.0296153 -0.00852233 0.0472799
  0.00750192 -0.0343974 -0.99938 -0.0474432
  -0.0298901 -0.998969 0.0341589 -0.0682
  0 0 0 1
  Used noise values: 0.043 0.0011 0.224 0.0128
  Settings:
  accelerometer_noise_density: 0.224
  accelerometer_random_walk: 0.043
  addVisualToCoarseGraphIfTrackingBad: 0
  alwaysCanBreakIMU: 0
  baToCoarseAccBiasVariance: 1000
  baToCoarseGyrBiasVariance: 0.05
  baToCoarsePoseVariance: 0.1
  baToCoarseRotVariance: 1
  baToCoarseVelVariance: 0.1
  calib: /home/wrm/桌面/dm-vio/configs/tumvi_calib/camera02.txt
  dynamicWeightRMSEThresh: 8
  end: 100000
  files: /home/wrm/桌面/dataset/dso/cam0/images
  fixKeyframeDuringCoarseTracking: 1
  gamma: /home/wrm/桌面/dm-vio/configs/tumvi_calib/pcalib.txt
  generalScaleIntervalSize: 60
  gravityDirectionFixZ: 1
  gtFile: /home/wrm/桌面/dataset/dso/gt_imu.csv
  gyroscope_noise_density: 0.0128
  gyroscope_random_walk: 0.0011
  imuCalib: /home/wrm/桌面/dm-vio/configs/tumvi_calib/camchain.yaml
  imuFile: /home/wrm/桌面/dataset/dso/imu.txt
  init_coarseScaleUncertaintyThresh: 1
  init_conversionType: 0
  init_disableVIOUntilFirstInit: 1
  init_fixPoses: 1
  init_initDSOParams: 1
  init_lambdaLowerBound: 1e-16
  init_maxNumPoses: 100
  init_multipleBiases: 0
  init_multithreadedInitDespiteNonRT: 0
  init_onlyKFs: 1
  init_pgba_conversionType: 0
  init_pgba_delay: 100
  init_pgba_prepareGraphAddDelValues: 0
  init_pgba_prepareGraphAddFactors: 0
  init_pgba_priorExtrinsicsRot: 0.01
  init_pgba_priorExtrinsicsTrans: 0.1
  init_pgba_priorGravityDirection: 0.4
  init_pgba_priorGravityDirectionZ: 0.0001
  init_pgba_reinitScaleUncertaintyThresh: 0.5
  init_pgba_scaleUncertaintyThresh: 1
  init_pgba_skipFirstKFs: 0
  init_priorExtrinsicsRot: 0.01
  init_priorExtrinsicsTrans: 0.1
  init_priorGravityDirection: 0.4
  init_priorGravityDirectionZ: 0.0001
  init_priorRotSigma: 1e-05
  init_priorTransSigma: 1e-05
  init_requestFullResetErrorThreshold: -1
  init_requestFullResetNormalizedErrorThreshold: -1
  init_scalePriorAfterInit: 0
  init_secondthreshGravdir: 1000
  init_secondthreshScale: 1e+07
  init_threshGravdir: 1000
  init_threshScale: 1.02
  init_transitionModel: 2
  init_updatePoses: 1
  integration_sigma: 0.316227
  maxFrameEnergyThreshold: 5000
  maxPreloadImages: 0
  maxTimeBetweenInitFrames: 100000
  numMeasurementsGravityInit: 40
  preload: 0
  priorExtrinsicsRot: 0.01
  priorExtrinsicsTrans: 0.1
  priorGravityDirection: 0.4
  priorGravityDirectionZ: 0.0001
  resultsPrefix: /home/wrm/桌面/dm-vio/result
  reverse: 0
  sampleoutput: 0
  setting_forceNoKFTranslationThresh: 0
  setting_maxOptIterations: 6
  setting_minFramesBetweenKeyframes: -0.5
  setting_minIdepth: 0.02
  setting_minOptIterations: 1
  setting_optGravity: 1
  setting_optIMUExtrinsics: 0
  setting_optScaleBA: 1
  setting_prior_bias: 0
  setting_prior_velocity: 0
  setting_scaleFixTH: 0
  setting_solverMode: 2048
  setting_transferCovToCoarse: 1
  setting_visualOnlyAfterScaleFixing: 0
  setting_weightDSOCoarse: 0.001
  setting_weightDSOToGTSAM: 1.66667e-05
  setting_weightZeroPriorDSOInitX: 0
  setting_weightZeroPriorDSOInitY: 0
  skipFirstKeyframe: 0
  speed: 0
  start: 2
  transferCovToCoarseMultiplier: 1
  updateDynamicWeightDuringOptimization: 1
  use16Bit: 1
  useScaleDiagonalHack: 0
  vignette: /home/wrm/桌面/dataset/dso/cam0/vignette.png
  Reading Calibration from file /home/wrm/桌面/dm-vio/configs/tumvi_calib/camera02.txt ... found!
  Creating Equidistant undistorter
  Input resolution: 512 512
  In: EquiDistant 190.978477 190.973307 254.931706 256.897443 0.003482 0.000715 -0.002053 0.000203
  Out: 0.200000 0.200000 0.499000 0.499000 0.000000
  Output resolution: 512 512

Rectified Kamera Matrix:
102.4 0 254.988
0 102.4 254.988
0 0 1

Reading Photometric Calibration from file /home/wrm/桌面/dm-vio/configs/tumvi_calib/pcalib.txt
Reading Vignette Image from /home/wrm/桌面/dataset/dso/cam0/vignette.png
Successfully read photometric calibration!
set timestamps and exposures to zero!
set EXPOSURES to zero!
got 0 images and 0 timestamps and 0 exposures.!
ImageFolderReader: got 0 files in /home/wrm/桌面/dataset/dso/cam0/images!
Skipping comment line in IMU data.
IMU Id: 1520530962735370731
Found no start frame for IMU-data!
using pyramid levels 0 to 3. coarsest resolution: 64 x 64!
START PANGOLIN!
Using setting_minFramesBetweenKeyframes=0.5 because of non-realtime mode.
Switching to initializer state: CoarseIMUInit
PixelSelector: Using block sizes: 16, 16
Loading gt data
段错误 (核心已转储)

[lukasvst]

This is the line to watch out for :
got 0 images and 0 timestamps and 0 exposures.
It looks like it cannot find the images in the path you provided.