Assertion failed: variable_exists.

[drewp]

I was easily able to get this error, but it is not clear enough for me to correct my settings:

[2023-05-11 13:32:18.184234] [0x00007efd16f41000] [trace]   Embedded OCIO configuration file: '/home/drewp/own/tool/Meshroom-2023.1.0-av3.0.0-centos7-cuda11.3.1/aliceVision/share/aliceVision/config.ocio' found.
Program called with the following parameters:
 * angleHardThreshold = 90
 * bestScoreThreshold = 0.1
 * bumpType =  Unknown Type "N11aliceVision4mesh16EBumpMappingTypeE" (default)
 * colorMappingFileType =  Unknown Type "N11aliceVision5image14EImageFileTypeE" (default)
 * correctEV = 0
 * displacementMappingFileType =  Unknown Type "N11aliceVision5image14EImageFileTypeE" (default)
 * downscale =  Unknown Type "j"
 * fillHoles = 0
 * flipNormals = 0
 * forceVisibleByAllVertices = 0
 * heightFileType =  Unknown Type "N11aliceVision5image14EImageFileTypeE" (default)
 * imagesFolder = "MeshroomCache/PrepareDenseScene/fec86ff33bdabecfb72744c17fe78e86f464e71c"
 * input = "/MeshroomCache/Meshing/a998f2f7d6f81107cd21f7f6df3c7ad8f5898315/densePointCloud.abc"
 * inputMesh = "/MeshroomCache/MeshFiltering/787b804b715f3d79a1045b27b01206094c60cb39/mesh.obj"
 * inputRefMesh = ""
 * maxCoresAvailable =  Unknown Type "j" (default)
 * maxMemoryAvailable = 18446744073709551615 (default)
 * multiBandDownscale =  Unknown Type "j"
 * multiBandNbContrib =  Unknown Type "St6vectorIiSaIiEE"
 * normalFileType =  Unknown Type "N11aliceVision5image14EImageFileTypeE" (default)
 * output = "/MeshroomCache/Texturing/cbd55676d4e19c4a1c3a2f204bba8cb2135e2aee"
 * outputColorSpace =  Unknown Type "N11aliceVision5image16EImageColorSpaceE"
 * outputMeshFileType =  Unknown Type "N11aliceVision4mesh9EFileTypeE"
 * padding =  Unknown Type "j"
 * subdivisionTargetRatio = 0.8
 * textureSide =  Unknown Type "j"
 * unwrapMethod = "LSCM"
 * useScore = 1
 * useUDIM = 1
 * verboseLevel = "info"
 * visibilityRemappingMethod = "PullPush"
 * workingColorSpace =  Unknown Type "N11aliceVision5image16EImageColorSpaceE"

Hardware : 
	Detected core count : 8
	OpenMP will use 8 cores
	Detected available memory : 6958 Mo

[13:32:18.220785][info] Load dense point cloud.
[13:32:18.532617][warning] Alembic LOAD: NO OBSERVATIONS_WITH_FEATURES: , mvg_visibilityFeatId: 0, mvg_visibilityFeatPos: 0, OBSERVATIONS_WITH_FEATURES flag: false
[13:32:19.227711][info] Found 1 image dimension(s): 
[13:32:19.227797][info] 	- [1280x720]
[13:32:19.387909][info] Overall maximum dimension: [1280x720]
[13:32:19.388049][info] Load input mesh.
[13:32:21.867895][info] Convert dense point cloud into ref mesh
[13:32:22.342277][info] remapMeshVisibility based on triangles start.
[13:32:24.238240][info] remapMeshVisibility done.
[13:32:24.243335][info] Input mesh has no UV coordinates, start unwrapping (LSCM)
[13:32:24.334626][info] Start mesh atlasing (using Geogram LSCM).
Assertion failed: variable_exists.
File: /tmp/AliceVisionDeps_build/geogram/src/lib/geogram/basic/environment.cpp,
Line: 217

[ckittel]

I'm receiving the same. Anyone know what to do about it?

[bread-mountain4]

ABF unwrapping gives the same result

[2026-09-05 22:18:25.898864] [0x00007fda2aec6000] [trace]   Embedded OCIO configuration file: '/usr/share/meshroom-bin/aliceVision/share/aliceVision/config.ocio' found.
Program called with the following parameters:
 * angleHardThreshold = 90
 * bestScoreThreshold = 0.1
 * bumpType =  Unknown Type "N11aliceVision4mesh16EBumpMappingTypeE" (default)
 * colorMappingFileType =  Unknown Type "N11aliceVision5image14EImageFileTypeE"
 * correctEV = 1
 * displacementMappingFileType =  Unknown Type "N11aliceVision5image14EImageFileTypeE" (default)
 * downscale =  Unknown Type "j"
 * fillHoles = 1
 * flipNormals = 0
 * forceVisibleByAllVertices = 0
 * heightFileType =  Unknown Type "N11aliceVision5image14EImageFileTypeE" (default)
 * imagesFolder = "/data/MeshroomCache/PrepareDenseScene/874cd4816ca706ff2c66cf9b73d4cce48f7a9352"
 * input = "/data/MeshroomCache/Meshing/2e2ded21b4c66be6ae740a15336d820563c3c92f/densePointCloud.abc"
 * inputMesh = "/data/MeshroomCache/MeshFiltering/14fbc61609bd93b0ba97a2ab6b33d7d6b2a90ed7/mesh.obj"
 * inputRefMesh = ""
 * maxCoresAvailable =  Unknown Type "j" (default)
 * maxMemoryAvailable = 18446744073709551615 (default)
 * multiBandDownscale =  Unknown Type "j"
 * multiBandNbContrib =  Unknown Type "St6vectorIiSaIiEE"
 * normalFileType =  Unknown Type "N11aliceVision5image14EImageFileTypeE" (default)
 * normalsFolder = ""
 * output = "/data/MeshroomCache/Texturing/6ff54d23dda11f7b98fb106d3ee5985c633b81ad"
 * outputColorSpace =  Unknown Type "N11aliceVision5image16EImageColorSpaceE"
 * outputMeshFileType =  Unknown Type "N11aliceVision4mesh9EFileTypeE"
 * padding =  Unknown Type "j"
 * subdivisionTargetRatio = 0.8
 * textureSide =  Unknown Type "j"
 * unwrapMethod = "ABF"
 * useScore = 1
 * useUDIM = 1
 * verboseLevel = "info"
 * visibilityRemappingMethod = "PullPush"
 * workingColorSpace =  Unknown Type "N11aliceVision5image16EImageColorSpaceE"

[22:18:25.900522][info] Hardware:
[22:18:25.900555][info] 	Detected core count: 16
[22:18:25.900577][info] 	OpenMP will use 16 cores
[22:18:25.900612][info] 	Detected available memory: 21847 Mo
[22:18:25.900617][info] 
[22:18:25.902600][info] Load dense point cloud.
[22:18:25.972746][warning] Alembic LOAD: NO OBSERVATIONS_WITH_FEATURES: , mvg_visibilityFeatId: 0, mvg_visibilityFeatPos: 0, OBSERVATIONS_WITH_FEATURES flag: false
[22:18:26.144384][info] Found 2 image dimension(s): 
[22:18:26.144426][info] 	- [4024x3022]
[22:18:26.144432][info] 	- [4032x3024]
[22:18:26.160982][info] Overall maximum dimension: [4032x3024]
[22:18:26.161003][info] Load input mesh.
[22:18:27.193023][info] Convert dense point cloud into ref mesh
[22:18:27.321588][info] remapMeshVisibility based on triangles start.
[22:18:27.870384][info] remapMeshVisibility done.
[22:18:27.870460][info] Input mesh has no UV coordinates, start unwrapping (ABF)
[22:18:27.946104][info] Start mesh atlasing (using Geogram ABF).
Assertion failed: variable_exists.
File: /tmp/AliceVision_build/geogram/src/lib/geogram/basic/environment.cpp,
Line: 217

The job did end up completing, just with an entirely black texture.