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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 15189 January 13, 2021
Pyinstaller .exe problem finding dgl.dll
Questions
2 150 July 3, 2025
Unexpected behaviour of label tensors in save/load_graphs
Questions
1 204 June 14, 2025
How to install DGL without torch
Questions
1 209 June 12, 2025
ImportError: Cannot load Graphbolt C++ library(DGL 2.2.0, PyTorch 2.2.2)
Questions
1 391 June 11, 2025
Distributed Link Prediction not working
Questions
2 193 June 11, 2025
Will DGL support 50 series GPUs?
Questions
2 254 June 7, 2025
2-hop Graph for Attributed Bipartite graph
Questions
1 182 May 14, 2025
How to split data on a heterogeneous graph for multi-GPU training in DGL?
Questions
1 174 May 10, 2025
Overlap data loading and computation with DistDGL
Questions
1 253 April 17, 2025
MultiHeadAttention with dgl
Questions
1 257 April 7, 2025
Introducing AMD GPU support for DGL (ported with HIP)
Questions
1 507 April 6, 2025
Need older GDL version for a codebase that compiled with CUDA 11.X and GDL==0.5.2
Questions
1 238 April 6, 2025
How to consider edge features inside a heterogeneous graph? Or how to use EdgeGATConv() in HeteroGraphConv()?
Questions
2 324 April 5, 2025
Pytorch 2.6 support
Questions
1 442 April 1, 2025
How to report a security problem of DGL
Questions
1 220 March 22, 2025
Update edge through node and its neighbors
Questions
1 215 March 21, 2025
PhonePe में गलत अकाउंट में भेजे गए पैसे वापस कैसे पाएं?-/+
Models & Apps
2 204 February 16, 2025
PhonePe में गलत अकाउंट में भेजे गए पैसे वापस कैसे पाएं?-/-
Questions
3 219 March 18, 2025
PhonePe में गलत अकाउंट में भेजे गए पैसे वापस कैसे पाएं?-/
Models & Apps
2 192 February 16, 2025
Documentation website is down
Site Feedback
2 261 February 12, 2025
Can we get a refund for a wrong recharge? The
Questions
3 336 March 13, 2025
Can we get a refund for a wrong recharge? Hlo
DGL-LifeSci
2 346 February 11, 2025
Can we get a refund for a wrong recharge?
Models & Apps
2 258 February 11, 2025
How to use a custom partitioning algorithm to replace Metis for DGL distributed training?
Questions
1 256 March 12, 2025
Does adding dummy nodes/edges improve performance?
Questions
1 227 February 23, 2025
OnDiskNpyArray RuntimeError when upgrading dgl 2.3.0 -> 2.4.0
Questions
1 368 February 22, 2025
How to sample meta path from a large heter graph?
Questions
1 224 February 21, 2025
Online/Streaming Inference of New Nodes with DGL
Questions
1 244 February 4, 2025
Graph Autoencoder of arbitrary node size, how to decode?
Questions
1 364 January 21, 2025