Possibly received truncated data

[Mostafa_Chk]

Hello, I'm not able to open my pbi file due to the following issue, I don't have any issue regarding computer's memory : 

Not enough memory in the memory stream to read Xpress9 data segment. Header indicated 1309850 bytes but could read 946661. Possibly received truncated data.

could you support please. how to resolve this issue

[lbendlin]

That sounds like a corrupt PBIX file.  Use a prior version of that file from the backups you made.