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Frequently Asked Questions (FAQ)
Questions

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 15122 January 13, 2021
Pyinstaller .exe problem finding dgl.dll
Questions
2 136 July 3, 2025
Unexpected behaviour of label tensors in save/load_graphs
Questions
1 191 June 14, 2025
How to install DGL without torch
Questions
1 187 June 12, 2025
ImportError: Cannot load Graphbolt C++ library(DGL 2.2.0, PyTorch 2.2.2)
Questions
1 355 June 11, 2025
Distributed Link Prediction not working
Questions
2 177 June 11, 2025
Will DGL support 50 series GPUs?
Questions
2 236 June 7, 2025
2-hop Graph for Attributed Bipartite graph
Questions
1 171 May 14, 2025
How to split data on a heterogeneous graph for multi-GPU training in DGL?
Questions
1 165 May 10, 2025
Overlap data loading and computation with DistDGL
Questions
1 241 April 17, 2025
MultiHeadAttention with dgl
Questions
1 245 April 7, 2025
Introducing AMD GPU support for DGL (ported with HIP)
Questions
1 479 April 6, 2025
Need older GDL version for a codebase that compiled with CUDA 11.X and GDL==0.5.2
Questions
1 225 April 6, 2025
How to consider edge features inside a heterogeneous graph? Or how to use EdgeGATConv() in HeteroGraphConv()?
Questions
2 314 April 5, 2025
Pytorch 2.6 support
Questions
1 422 April 1, 2025
How to report a security problem of DGL
Questions
1 209 March 22, 2025
Update edge through node and its neighbors
Questions
1 208 March 21, 2025
PhonePe में गलत अकाउंट में भेजे गए पैसे वापस कैसे पाएं?-/+
Models & Apps
2 199 February 16, 2025
PhonePe में गलत अकाउंट में भेजे गए पैसे वापस कैसे पाएं?-/-
Questions
3 213 March 18, 2025
PhonePe में गलत अकाउंट में भेजे गए पैसे वापस कैसे पाएं?-/
Models & Apps
2 183 February 16, 2025
Documentation website is down
Site Feedback
2 247 February 12, 2025
Can we get a refund for a wrong recharge? The
Questions
3 321 March 13, 2025
Can we get a refund for a wrong recharge? Hlo
DGL-LifeSci
2 329 February 11, 2025
Can we get a refund for a wrong recharge?
Models & Apps
2 238 February 11, 2025
How to use a custom partitioning algorithm to replace Metis for DGL distributed training?
Questions
1 248 March 12, 2025
Does adding dummy nodes/edges improve performance?
Questions
1 219 February 23, 2025
OnDiskNpyArray RuntimeError when upgrading dgl 2.3.0 -> 2.4.0
Questions
1 353 February 22, 2025
How to sample meta path from a large heter graph?
Questions
1 215 February 21, 2025
Online/Streaming Inference of New Nodes with DGL
Questions
1 232 February 4, 2025
Graph Autoencoder of arbitrary node size, how to decode?
Questions
1 347 January 21, 2025