How to use navigation to jump between different Graphs?

[gkj17]

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1. How to jump from fragmentA in Graph1 to fragmentC in Graph2 directly?

2. in Graph2, fragmentB can jump to fragmentC. but if after jumping from fragmentA in Graph1 to fragmentB in Graph2, then this is fragmentB can't jump to fragmentC, what should I do?

[kartik0198]

Whats the solution? @gkj17