Unwraped and Phase to displacement

Hi everybody
Im Morad, new in this forum
i have this problerm (see the image ) when i want used the phase to displacement . have you any solution for this problem, and i have the same problem when i want to do terrain correction. thanks (sorry for my english…).

Sans%20titre

What data are you using?
What steps did you apply so far.
How was the unwrapping done?

Sentinel 1 image, i have found solution. the problem is I do not respect the steps (geocoding is the last one and i make it before ). thank you