rhive.exportAll('scoring') Error

[Joy-Jiao]

Hello All,
I installed RHive-0.7 and CDH4.4,rhive.connect() is worked.
when I run 'rhive.exportAll('scoring')',its print the Error as follow:

rhive.exportAll('scorint')
Error in RSeval(rcon, command) : remote evaluation failed
In addition: Warning messages:
1: In readBin(c, "int", 4, signed = FALSE, endian = "little") :
'signed = FALSE' is only valid for integers of sizes 1 and 2
2: In readBin(c, "int", 4, signed = FALSE, endian = "little") :
'signed = FALSE' is only valid for integers of sizes 1 and 2

I want to know what the problem ......I'm looking forward to your reply.

[Joy-Jiao]

I find the resolution about this problem:
that because I haven't create the RHIVE_DATA directory and grant 777 to it.
it should restart the Rserve on every node of cluster for reread the configuration include RHIVE_DATA.