SW개발/Java
FTPClient NullPointerException
개소왕
2019. 2. 13. 08:34
* 개요
java.lang.NullPointerException
at org.apache.commons.net.ftp.FTP.sendCommand(FTP.java:471)
at org.apache.commons.net.ftp.FTP.sendCommand(FTP.java:534)
at org.apache.commons.net.ftp.FTP.type(FTP.java:934)
at org.apache.commons.net.ftp.FTPClient.setFileType(FTPClient.java:965)
...
* 원인
client.connect(); 안한 경우.
* 해결
해당 명령 실행.