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in Java FTP by (120 points)
Hallo!
We are use the edtftpj-pro 3.9.0 and get following exception by executing of FTPClient.dirDetails(String) of the same FTPClient object and same path by second time:

com.enterprisedt.net.ftp.FTPException: 521 internal error
   at com.enterprisedt.net.ftp.FTPControlSocket.validateReply(FTPControlSocket.java:1245)
   at com.enterprisedt.net.ftp.FTPControlSocket.createDataSocketPASV(FTPControlSocket.java:831)
   at com.enterprisedt.net.ftp.FTPControlSocket.a(FTPControlSocket.java:586)
   at com.enterprisedt.net.ftp.FTPClient.setupDataSocket(FTPClient.java:2646)
   at com.enterprisedt.net.ftp.FTPClient.a(FTPClient.java:3662)
   at com.enterprisedt.net.ftp.FTPClient.dir(FTPClient.java:3754)
   at com.enterprisedt.net.ftp.FTPClient.dirDetails(FTPClient.java:3581)
   at com.inubit.ibis.plugins.vfs.a.b.g.a(g.java:210)
   at com.inubit.ibis.plugins.vfs.e.a(e.java:86)
   at com.inubit.ibis.plugins.vfs.e.a(e.java:165)
   at com.inubit.ibis.plugins.vfs.VFSConnector.execute(VFSConnector.java:98)
   at com.inubit.ibis.server.db.b(db.java:213)
   at com.inubit.ibis.server.db.a(db.java:201)
   at com.inubit.ibis.server.db.run(db.java:130)

The first execution of FTPClient.dirDetails(String) works correctly. There are no delay between both requests.
We are using FileZilla Server version 0.9.41 beta

1 Answer

0 votes
by (51.6k points)
That error is coming from the server. Have a look at the server log to see if it's showing an error-message.

- Hans (EnterpriseDT)

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