How to use SNAP software to intercept the SLC image of the region of interest

I would like to know how to use SNAP software to intercept the SLC image of the region of interest. When I use the “spatial subset from view”, it always appears the following picture which shows a problem!how to do with this problem.thank you!

can you explain a bit more what you mean by intercept?

cut out a region of interest from the slc image

Have a look at these threads please.

thank you very munch。

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