3750308 - Why am I getting a partial complete message while importing the supplier contact file in SM administration?

When attempting to import the Supplier Contact file through SM Administration, the process becomes stuck at Partially Complete status and displays the error message: VerifyTimezoneID.

Supplier Lifecycle and Performance Management, Supplier Contact file, VerifyTimezoneID error, time zone update, US/Pacific-New, Supplier Contact file upload, SM Administration, supplier data import, time zone mismatch, supplier contact management , KBA , BNS-ARI-SLP-IEX , Supplier Lifecycle & Performance Import/Export , BNS-ARI-SLP-CON , Contacts , Problem