安装linux jdk 错误

安装linux jdk 出现以下错误: ./install.sfx.XXX: not found

系统环境：ubuntu 11(64位) ， jdk-6u43-linux-i586.bin 32位

在安装的过程中会出现以上错误,./install.sfx.XXX: not found

sudo ./jre-6u43-linux-i586.bin
Unpacking...
Checksumming...
Extracting...
./jre-6u30-linux-i586.bin: 86: ./chris@chris-VirtualBox:~/Downloads$ sudo ./jre-6u43-linux-i586.bin
Unpacking...
Checksumming...
Extracting...
UnZipSFX 5.50 of
creating: jre1.6.0_43/
creating: jre1.6.0_43/bin/
inflating: jre1.6.0_43/bin/java
inflating: jre1.6.0_43/bin/jcontrol
linking: jre1.6.0_43/bin/ControlPanel -> ./jcontrol
inflating: jre1.6.0_43/bin/java_vm
...安装成功了