保存anR项目时的压缩问题
我通过将R安装目录移出磁盘C解决了这个问题。感谢Joris提出了很好的建议!我认为R核心团队也应该将其视为一个bug,并针对windows xp的保护机制做些什么。
亲爱的社区:
在R中使用BIOMOD包时,我总是遇到以下问题:
xzfile中的错误(文件,“wb”,压缩= 9):无法打开连接
另外:警告信息:
在xzfile中(文件,“wb”,压缩= 9):
无法初始化lzma编码器,错误5
该软件包的作者以及“保存”的帮助文件中说,问题应该是由于缺乏编写权限而引起的。但是,当我以管理帐户登录并评估所有操作时,我不知道问题是什么。有人可以帮帮我吗?我现在真的需要运行包。提前谢谢〜
此致
马尔科
以下是“保存”帮助文件中的插图:
失败的最常见原因是缺少写入权限
当前目录。对于'save.image'和最后保存
这将通过消息显示的会话
Error in gzfile(file, "wb") : unable to open connection
In addition: Warning message:
In gzfile(file, "wb") :
cannot open compressed file '.RDataTmp',
probable reason 'Permission denied'
The defaults were changed to use compressed saves for 'save' in
2.3.0 and for 'save.image' in 2.4.0. Any recent version of R can
read compressed save files, and a compressed file can be
uncompressed (by 'gzip -d') for use with very old versions of R.*
对不起,请注意以下信息:
这是sessionInfo():
> sessionInfo()
R version 2.12.2 (2011-02-25)
Platform: i386-pc-mingw32/i386 (32-bit)
locale:
[1] LC_COLLATE=Chinese_People's Republic of China.936
[2] LC_CTYPE=Chinese_People's Republic of China.936
[3] LC_MONETARY=Chinese_People's Republic of China.936
[4] LC_NUMERIC=C
[5] LC_TIME=Chinese_People's Republic of China.936
attached base packages:
[1] splines stats graphics grDevices utils datasets methods
[8] base
other attached packages:
[1] BIOMOD_1.1-6.8 foreign_0.8-42 gam_1.04
[4] randomForest_4.6-2 mda_0.4-1 class_7.3-3
[7] gbm_1.6-3.1 lattice_0.19-17 MASS_7.3-11
[10] Design_2.3-0 Hmisc_3.8-3 survival_2.36-5
[13] rpart_3.1-48 nnet_7.3-1 ade4_1.4-16
[16] rgdal_0.6-33 dismo_0.5-19 rJava_0.9-0
[19] raster_1.7-47 sp_0.9-78
loaded via a namespace (and not attached):
[1] cluster_1.13.3 grid_2.12.2 tools_2.12.2
现在我发现问题来自lzma编码器执行“保存”:
> x<-runif(100)
> save(x, file = "F:/test.gzip", compress='gzip')
> save(x, file = "F:/test.xz", compress='xz')
Error in xzfile(file, "wb", compression = 9) : cannot open the connection
>
没有找到相关结果
已邀请:
1 个回复
玖料萄