search for: extendsfors3

...script editor thinking that the problem may have something to do with Tinn-R, but the same errors are generated on the R terminal when I use the library() function. Any help would be appreciated. Again, the errors for these two packages: Error in length(label) : could not find function ".extendsForS3" Error: package/namespace load failed for 'doBy' > library(coin) Loading required package: mvtnorm Loading required package: modeltools Loading required package: stats4? #This is odd. I cannot find any reference for this package. AC Error in length(sig) : could not find function...

...h Soren Hojsgaard who does not think the doBy error is directly related to the package itself, and he suggested that I post this problem for input from others. When the doBy package is loaded, the following error appears in the Tinn-R log: Error in length(label) : could not find function ".extendsForS3" Error: package/namespace load failed for 'doBy' When the coin package is called, this error appears in the Tinn-R log: Error in length(sig) : could not find function ".extendsForS3" Error: package 'stats4' could not be loaded No functions in either package work, a...

Good Morning R-Help Community: I cannot install the "Matrix" package on R (version 2.12.1). Here are the errors: > > Library(Matrix) > > Error in length(label) : could not find function ".extendsForS3" > Error: package/namespace load failed for 'Matrix' > Any help would be appreciated. Thanks, Yingfeng [[alternative HTML version deleted]]

Hi, (sorry for the wall of text; the issue here appears to be rather complicated) I'm seeing a somewhat strange case where checking whether an S4 object inherits from a parent class defined from another package with 'inherits' fails if that object is materialized through a call to 'load'. That's a mouthful, so I've put together a relatively small reproducible example

...lass is exported (e.g. with 'exportClasses(SubMatrix)' in the > NAMESPACE file), it's found both in 'package:s4inherits' and > 'namespace:s4inherits'. > > Secondly, when R attempts to resolve the superclasses for an S3 class, > the function 'methods:::.extendsForS3' is called. Tracing that code > eventually gets us here: > > https://github.com/wch/r-source/blob/trunk/src/library/methods/R/SClasses.R#L255 > > Note that we reach this code path as the S3 class cache has not been > populated yet; ie, this code returns NULL: > > https:/...

...ge namespace. When the class is exported (e.g. with 'exportClasses(SubMatrix)' in the NAMESPACE file), it's found both in 'package:s4inherits' and 'namespace:s4inherits'. Secondly, when R attempts to resolve the superclasses for an S3 class, the function 'methods:::.extendsForS3' is called. Tracing that code eventually gets us here: https://github.com/wch/r-source/blob/trunk/src/library/methods/R/SClasses.R#L255 Note that we reach this code path as the S3 class cache has not been populated yet; ie, this code returns NULL: https://github.com/wch/r-source/blob/trunk/s...

...asses(SubMatrix)' in the NAMESPACE file), it's >>> found both in 'package:s4inherits' and >>> 'namespace:s4inherits'. >>> >>> Secondly, when R attempts to resolve the superclasses for >>> an S3 class, the function 'methods:::.extendsForS3' is >>> called. Tracing that code eventually gets us here: >>> >>> https://github.com/wch/r-source/blob/trunk/src/library/methods/R/SClasses.R#L255 >>> >>> Note that we reach this code path as the S3 class cache >>> has not been populated...

...asses(SubMatrix)' in the NAMESPACE file), it's >> found both in 'package:s4inherits' and >> 'namespace:s4inherits'. >> >> Secondly, when R attempts to resolve the superclasses for >> an S3 class, the function 'methods:::.extendsForS3' is >> called. Tracing that code eventually gets us here: >> >> https://github.com/wch/r-source/blob/trunk/src/library/methods/R/SClasses.R#L255 >> >> Note that we reach this code path as the S3 class cache >> has not been populated...

...9; in the NAMESPACE file), it's >>>> found both in 'package:s4inherits' and >>>> 'namespace:s4inherits'. >>>> >>>> Secondly, when R attempts to resolve the superclasses for >>>> an S3 class, the function 'methods:::.extendsForS3' is >>>> called. Tracing that code eventually gets us here: >>>> >>>> https://github.com/wch/r-source/blob/trunk/src/library/methods/R/SClasses.R#L255 >>>> >>>> Note that we reach this code path as the S3 class cache >>>> h...

...script editor thinking that the problem may have something to do with Tinn-R, but the same errors are generated on the R terminal when I use the library() function. Any help would be appreciated. Again, the errors for these two packages: Error in length(label) : could not find function ".extendsForS3" Error: package/namespace load failed for 'doBy' > library(coin) Loading required package: mvtnorm Loading required package: modeltools Loading required package: stats4? #This is odd. I cannot find any reference for this package. AC Error in length(sig) : could not find function...