[R] Error in validObject(.Object) : while running rqpd package

[Vishal Chari]

Hi 

I have installed rqpd on r 2.15.1 win 7 os. 
after loading rqpd package i get following output

Loading required package: quantreg
Loading required package: SparseM

Attaching package: ‘SparseM’

The following object(s) are masked from ‘package:base’:

    backsolve

Loading required package: MatrixModels
Loading required package: Matrix
Loading required package: lattice

Attaching package: ‘Matrix’

The following object(s) are masked from ‘package:SparseM’:

    det

Loading required package: Formula
Warning messages:
1: package ‘quantreg’ was built under R version 2.15.3 
2: package ‘SparseM’ was built under R version 2.15.3 
3: package ‘MatrixModels’ was built under R version 2.15.3 
4: package ‘lattice’ was built under R version 2.15.3 
5: package ‘Formula’ was built under R version 2.15.3 
6: In rm(.First.lib, envir = myEnv) : object '.First.lib' not found

whcih i fix by running following command 

 as.environment(match(package:rqpd, search()))
environment: package:rqpd
attr(,name)
[1] package:rqpd
attr(,path)
[1] C:/Users/fossil/Documents/R/win-library/2.15/rqpd


tried running example file 
 data(bwd)
 cre.form - dbirwt ~ smoke + dmage + agesq + novisit + pretri2 + pretri3 | 
 momid3 | smoke + dmage + agesq 
 crem.fit - rqpd(cre.form, panel(method=cre), data=bwd)

i get following error 


Error in validObject(.Object) : 
  invalid class “dsparseModelMatrix” object: superclass mMatrix not 
defined in the environment of the object's class


do i need to install 2.15.3?
how can i solve this problem?

please help 
thanks in advance 

vishal
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[R] (no subject)

[Vishal Chari]

Hi r community 
I need help in running rqpd package in r I have loaded rqpd.
how do i attach my panel data? is it same as plm in which i specify region and 
time.
what is command for running fixed effect model for various quantiles?

regards
vishal

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[R] Unable to install rqpd

[Vishal Chari]

Hello,

 I am unable to install package rqpd. I have also tried to download for source 
but not able to do so.
Please help

thank in advance
regards
vishal

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