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Frequently Asked Questions (FAQ)
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Are DGLGraphs directed or not? How to represent an undirected graph? All DGLGraphs are directed. To represent an undirected graph, you need to create edges for both directions. dgl.to_bidirected can be helpful, which…

2 10812 January 13, 2021
ImportError: cannot import name 'DILL_AVAILABLE' from 'torch.utils.data.datapipes.utils.common'
Questions
5 1563 May 18, 2024
Visualization of Heterograph Data
Questions
0 12 May 17, 2024
Deprecated dgl.dataloading.NodeDataLoader module
DGL-LifeSci
0 20 May 16, 2024
Error in Metis partitioning: other errors
Questions
3 34 May 16, 2024
DGL 2.1.0 on Windows
Questions
2 167 May 16, 2024
Device error when assigning node features
Questions
1 33 May 16, 2024
Reg: Issue while reading data from GBT data loader from an ondiskdataset graph
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4 69 May 15, 2024
Questions about backward function in gspmm and gsddmm in dgl paper
Questions
0 22 May 15, 2024
How to solve the issue of different dimension of features?
Questions
8 79 May 14, 2024
Graph with homogeneous graph with multiple node features, multiple edge types, and edge weights to apply dual embedding
Questions
2 66 May 13, 2024
Graph kernel for DGLHeteroGraphs
Models & Apps
0 29 May 12, 2024
How use DGL to solve ATSP graph? as it is directed graph
Questions
2 66 May 9, 2024
How to Enhance Generalization in Graph Neural Networks using DGL
Models & Apps
2 57 May 9, 2024
Creating a Dataset for Node Classification with Multiple Graphs
Questions
1 51 May 9, 2024
SIGSEGV: Segmentation fault on GraphBolt Training
Questions
2 56 May 6, 2024
What does `cuda version of dgl` mean in the error message Please install the cuda version of dgl
Questions
6 125 May 4, 2024
Unique Case of Heterogeneous Graph: Optimizing Representation and Training Strategies
Questions
5 105 May 1, 2024
ImportError: Cannot load Graphbolt C++ library
Questions
25 2065 April 29, 2024
Problem about use graphbolt.GPUCacheFeature. RuntimeError: Keys should be on a CUDA device
Questions
3 93 April 24, 2024
What GNN architecture can learn whole-graph/global clustering coefficient?
Models & Apps
3 95 April 25, 2024
Heterogeneous graph pooling
Questions
3 119 May 19, 2024
About somethings like `pyg.data.separate.separate`
Questions
6 183 May 18, 2024
DGL deepwalk weighted graph
Questions
2 66 May 18, 2024
How to implement graph classification using the HGT module in dgl
Questions
3 131 May 18, 2024
FileNotFoundError: Cannot find DGL C++ graphbolt library at /home/user/anaconda3/envs/tf2/lib/python3.11/site-packages/dgl/graphbolt/libgraphbolt_pytorch_2.2.2.so
Questions
2 202 May 15, 2024
Try to construct DGLGraph in C++
Questions
5 163 May 15, 2024
Help: Error Expect number of features to match number of nodes (len(u)). Got 96 and 1 instead
Questions
3 82 May 11, 2024
Allow_missing: Device API cuda is not enabled. Please install the cuda version of dgl
Questions
3 95 May 10, 2024
SAGEConv('gcn') vs GraphConv(default)
Questions
2 105 May 10, 2024