How to remove the transfer symbol of config.properties file

when I re-wrote the io stream to the properties file, the colon and some special symbols were escaped, resulting in a transfer character in the value value taken when the project was restarted, resulting in an error!

Feb.27,2021
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-64f5-1b31318-2bd7f.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1b31318-2bd7f.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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