Error installing postgreSQL with unzipped package

report an error after installing postgresql with the installation package
decompress to disk c and create a data folder under c:pgsql
enter
c:pgsqlbin > initdb.exe-D C:pgsqldata-E UTF8-- locale=C
error
2018-12-04 22MAV 40MAV 03.694 HKT [7504] FATAL: invalid byte sequence for encoding "UTF8": 0xd3 0xe0
child process has exited and the exit code is 1
initdb: to delete the contents of the data directory "C:/pgsql/data"

.

what is it?

Postgresql python
Jan.10,2022

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MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1b37a64-2c0a8.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1b37a64-2c0a8.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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