请问在ubuntu上安装交叉编译,出错了,帮我看看啊

[ERROR] Error happened in '/opt/crosstool/toolchain_install//lib/ct-ng-1.9.3/scripts/functions' in function 'CT_DoExecLog' (line unknown, sorry)
[ERROR] called from '/opt/crosstool/toolchain_install//lib/ct-ng-1.9.3/scripts/functions' at line # 681 in function 'CT_Extract'
[ERROR] called from '/opt/crosstool/toolchain_install//lib/ct-ng-1.9.3/scripts/build/debug/300-gdb.sh' at line # 70 in function 'do_debug_gdb_extract'
[ERROR] called from '/opt/crosstool/toolchain_install//lib/ct-ng-1.9.3/scripts/build/debug.sh' at line # 28 in function 'do_debug_extract'
[ERROR] called from '/opt/crosstool/toolchain_install//lib/ct-ng-1.9.3/scripts/crosstool-NG.sh' at line # 569 in function 'main'
[ERROR] Look at '/opt/crosstool/toolchain/build.log' for more info on this error.

我编译后就产生这个错误,请问怎么解决啊,搞了很久.

高手帮我看看啊

Look at '/opt/crosstool/toolchain/build.log' for more info on this error.

把这个后面相关的贴出来.