[BUG] the version 1.0.2 read file no data,but 1.01 is ok

version:1.0.2

shell:
./doris-streamloader \
--u "root" \
--p 'xxx' \
--source_file "WA_MFORENSICS_010100-0.xxx" \
--url "http://127.0.0.1:8030" \
--db "ods" \
--table "forensics_basic_info" \
--header "Expect:100-continue?column_separator:\t?columns:cert_eeffect_date,cert_invalid_date,create_time='2026-06-12'"
result :
Load Result: {
"Status": "Success",
"TotalRows": 0,
"FailLoadRows": 0,
"LoadedRows": 0,
"FilteredRows": 0,
"UnselectedRows": 0,
"LoadBytes": 0,
"LoadTimeMs": 1,
"LoadFiles": [
"WA_MFORENSICS_010100-0.xxx"
]
}

sourceFileData : a\tb\tc
describe : my source file split by \t,use streamloader 1.01 is ok ,can read data to table ,but 1.02 turn ok, FailLoadRows=0。the same command line