我正在使用Linux-fedora 14 64位机器。在安装一些R软件包时，例如：DEGseq和sqldf，我遇到了这个错误。我使用yum手动安装所有tcl和tk devel和核心库但问题仍然存在。
我在安装软件包时遇到的错误：
Warning: S3 methods ‘$.tclvar’, ‘$<-.tclvar’, ‘as.character.tclObj’, ‘as.character.tclVar’, ‘as.double.tclObj’, ‘as.integer.tclObj’, ‘as.logical.tclObj’, ‘as.raw.tclObj’, ‘print.tclObj’, ‘[[.tclArray’, ‘[[<-.tclArray’, ‘$.tclArray’, ‘$<-.tclArray’, ‘names.tclArray’, ‘names<-.tclArray’, ‘length.tclArray’, ‘length<-.tclArray’, ‘tclObj.tclVar’, ‘tclObj<-.tclVar’, ‘tclvalue.default’, ‘tclvalue.tclObj’, ‘tclvalue.tclVar’, ‘tclvalue<-.default’, ‘tclvalue<-.tclVar’, ‘close.tkProgressBar’ were declared in NAMESPACE but not found
Error : .onLoad failed in loadNamespace() for 'tcltk', details:
call: fun(libname, pkgname)
error: Tcl/Tk support is not available on this system
Error : package/namespace load failed for ‘tcltk’
Error : unable to load R code in package ‘gsubfn’
ERROR: lazy loading failed for package ‘gsubfn’
* removing ‘/home/xuserL/R/x86_64-unknown-linux-gnu-library/2.15/gsubfn’
ERROR: dependency ‘gsubfn’ is not available for package ‘sqldf’
* removing ‘/home/xuser/R/x86_64-unknown-linux-gnu-library/2.15/sqldf’
即使在谷歌搜索此错误后，我也无法找到解决方案。
请告诉我为解决这个问题需要遵循的一系列步骤？
提前致谢：）