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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 15359 January 13, 2021
Paper or reference for R-GAT
Questions
0 26 August 6, 2025
Pyinstaller .exe problem finding dgl.dll
Questions
2 222 July 3, 2025
Unexpected behaviour of label tensors in save/load_graphs
Questions
1 248 June 14, 2025
How to install DGL without torch
Questions
1 265 June 12, 2025
ImportError: Cannot load Graphbolt C++ library(DGL 2.2.0, PyTorch 2.2.2)
Questions
1 503 June 11, 2025
Distributed Link Prediction not working
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2 244 June 11, 2025
Will DGL support 50 series GPUs?
Questions
2 307 June 7, 2025
2-hop Graph for Attributed Bipartite graph
Questions
1 225 May 14, 2025
How to split data on a heterogeneous graph for multi-GPU training in DGL?
Questions
1 221 May 10, 2025
Overlap data loading and computation with DistDGL
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1 290 April 17, 2025
MultiHeadAttention with dgl
Questions
1 293 April 7, 2025
Introducing AMD GPU support for DGL (ported with HIP)
Questions
1 621 April 6, 2025
Need older GDL version for a codebase that compiled with CUDA 11.X and GDL==0.5.2
Questions
1 279 April 6, 2025
How to consider edge features inside a heterogeneous graph? Or how to use EdgeGATConv() in HeteroGraphConv()?
Questions
2 375 April 5, 2025
Pytorch 2.6 support
Questions
1 538 April 1, 2025
How to report a security problem of DGL
Questions
1 244 March 22, 2025
Update edge through node and its neighbors
Questions
1 248 March 21, 2025
PhonePe में गलत अकाउंट में भेजे गए पैसे वापस कैसे पाएं?-/+
Models & Apps
2 243 February 16, 2025
PhonePe में गलत अकाउंट में भेजे गए पैसे वापस कैसे पाएं?-/-
Questions
3 252 March 18, 2025
PhonePe में गलत अकाउंट में भेजे गए पैसे वापस कैसे पाएं?-/
Models & Apps
2 228 February 16, 2025
Documentation website is down
Site Feedback
2 313 February 12, 2025
Can we get a refund for a wrong recharge? The
Questions
3 391 March 13, 2025
Can we get a refund for a wrong recharge? Hlo
DGL-LifeSci
2 407 February 11, 2025
Can we get a refund for a wrong recharge?
Models & Apps
2 309 February 11, 2025
How to use a custom partitioning algorithm to replace Metis for DGL distributed training?
Questions
1 285 March 12, 2025
Does adding dummy nodes/edges improve performance?
Questions
1 257 February 23, 2025
OnDiskNpyArray RuntimeError when upgrading dgl 2.3.0 -> 2.4.0
Questions
1 409 February 22, 2025
How to sample meta path from a large heter graph?
Questions
1 252 February 21, 2025
Online/Streaming Inference of New Nodes with DGL
Questions
1 280 February 4, 2025