Query on RCM Freight

Dear Experts,

please advice :-

one of my client paying freight expenses on Inward of Taxable Item purchase, and transporter is not charging GST, but my client regularly paying GST under RCM and taking Input Credit in next/subsequent month in GSTR 3B and RCM is paying through Cash

problem arising when we are taking credit of paid RCM in subsequent month, than it is Showing RED in ITC block with explanation of violation of 36(4).

plz advice what to do and how to claim than this RED mark will not come