Tagged: authorization Failure This topic has 1 reply, 2 voices, and was last updated 6 years ago by Anonymous. Viewing 1 reply thread Author Posts April 20, 2018 at 11:13 am #70065 AnonymousInactive when I try to creatate a lable it sends that error message Authorization failure. Perhaps username and/or password is incorrect. [80040B1A, USPSCOM::DoAuth] what can I do April 20, 2018 at 11:14 am #70086 AnonymousInactive Hi, You need to check if you’re eligible for USPS eVS. Regards, Lorenzo Author Posts Viewing 1 reply thread You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In