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SFTP Adapter encounters "com.maverick.ssh.SshException: Failed to negotiate algorithms" error (Doc ID 2980025.1)

Last updated on OCTOBER 19, 2023

Applies to:

Oracle SOA Suite - Version and later
Information in this document applies to any platform.


The SSH API threw an exception.
The SSH API threw an exception.
The SSH API threw an exception.
Maverick has not been setup properly. Please correct the setup.

at oracle.tip.adapter.ftp.SshImpl.SSHSessionImpl.setUpPasswordSocketConnection(
at oracle.tip.adapter.ftp.SshImpl.SSHSessionImpl.<init>(
Caused by: com.maverick.ssh.SshException: Failed to negotiate algorithms
at com.maverick.ssh2.TransportProtocol.processKeyExchangeAlgorithms(
at com.maverick.ssh2.TransportProtocol.performKeyExchange(
at com.maverick.ssh2.TransportProtocol.processMessage(
at com.maverick.ssh2.TransportProtocol.startTransportProtocol(
at com.maverick.ssh2.Ssh2Client.connect(



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