So, the I-134A for Haiti requests a passport number. Apparently they coded the system (maybe mistakenly) to accept only passports with 9-digit, starting with 2-3 letter and 6-7 numbers.
Apparently newer issues passports in Haiti have 9 digits but start with 1 letter.
I-134A Online Request to be a Supporter and Declaration of Financial Support
in Caribbean
Posted · Edited by L o
There was a Twitter live giving info on it so you can try their suggestions such I can't recall but it's toward the end of the broadcasthttps://twitter.com/i/broadcasts/1vOGwMpYORgxB