On some computers it behaves ordinary while on others, it loads QuickGraph.dll (I make BidirectionalGraph), but throws on calculating WeaklyConnectedComponents algorhytm on bidirectional graph:
"....at QuickGraph.Algorithms.Search.DepthFirstSearchAlgorithm`2..ctor(IAlgorithmComponent host, IVertexListGraph`2 visitedGraph, IDictionary`2 colors)
at QuickGraph.Algorithms.Search.DepthFirstSearchAlgorithm`2..ctor(IVertexListGraph`2 visitedGraph)
at QuickGraph.Algorithms.ConnectedComponents.WeaklyConnectedComponentsAlgorithm`2.InternalCompute()
at QuickGraph.Algorithms.AlgorithmBase`1.Compute()".
"....at QuickGraph.Algorithms.Search.DepthFirstSearchAlgorithm`2..ctor(IAlgorithmComponent host, IVertexListGraph`2 visitedGraph, IDictionary`2 colors)
at QuickGraph.Algorithms.Search.DepthFirstSearchAlgorithm`2..ctor(IVertexListGraph`2 visitedGraph)
at QuickGraph.Algorithms.ConnectedComponents.WeaklyConnectedComponentsAlgorithm`2.InternalCompute()
at QuickGraph.Algorithms.AlgorithmBase`1.Compute()".