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Fix errors for multimachine communications: paramiko.ssh_exception.SSHException: key cannot be used for signing or No existing session #2360

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Fix errors for multimachine communications: paramiko.ssh_exception.SSHException: key cannot be used for signing or No existing session #2360

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2 changes: 1 addition & 1 deletion tools/roslaunch/src/roslaunch/remoteprocess.py
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Original file line number Diff line number Diff line change
Expand Up @@ -192,7 +192,7 @@ def _ssh_exec(self, command, address, port, username=None, password=None):
if password is None: #use SSH agent
ssh.connect(address, port, username, timeout=TIMEOUT_SSH_CONNECT, key_filename=identity_file)
else: #use SSH with login/pass
ssh.connect(address, port, username, password, timeout=TIMEOUT_SSH_CONNECT)
ssh.connect(address, port, username, password, timeout=TIMEOUT_SSH_CONNECT, allow_agent=False)
except paramiko.BadHostKeyException:
_logger.error(traceback.format_exc())
err_msg = "Unable to verify host key for remote computer[%s:%s]"%(address, port)
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