Running examples in 'ahp-Ex.R' failed
The error most likely occurred in:

> ### Name: ahp
> ### Title: ahp AHP (Analytic Hierarchy Process) Modeling for R
> ### Aliases: ahp ahp-package
> 
> ### ** Examples
> 
> library(ahp)
> #list example files provided by the package
> list.files(system.file("extdata", package="ahp"))
[1] "car.ahp"            "tom_dick_harry.ahp" "vacation.ahp"      
> #load a specific example
> ahpFile <- system.file("extdata", "car.ahp", package="ahp")
> carAhp <- Load(ahpFile)
> Calculate(carAhp)
> Analyze(carAhp)
                              Weight Odyssey Accord Sedan  CR-V Element
1  Buy Car                    100.0%   22.0%        21.0% 16.3%   15.1%
2   ¦--Cost                    51.0%    5.9%        11.7% 11.7%   12.9%
3   ¦   ¦--Purchase Price      24.9%    2.3%         6.1%  6.1%    9.1%
4   ¦   ¦--Fuel Cost           12.8%    2.2%         1.9%  2.1%    2.3%
5   ¦   ¦--Resale Value         8.2%    1.1%         1.9%  2.9%    1.1%
6   ¦   °--Maintenance Cost     5.1%    0.3%         1.8%  0.5%    0.4%
7   ¦--Safety                  23.4%   10.2%         5.1%  0.8%    0.5%
8   ¦--Capacity                21.5%    5.7%         2.8%  3.1%    1.5%
9   ¦   ¦--Passenger Capacity  17.9%    4.9%         2.4%  2.4%    0.8%
10  ¦   °--Cargo Capacity       3.6%    0.8%         0.3%  0.7%    0.7%
11  °--Style                    4.1%    0.3%         1.5%  0.6%    0.1%
   Accord Hybrid Pilot Inconsistency
1          14.1% 11.5%          7.5%
2           4.8%  4.0%          1.5%
3           0.6%  0.6%          6.8%
4           1.7%  2.6%          0.0%
5           0.9%  0.3%          3.2%
6           1.6%  0.4%          2.3%
7           5.1%  1.8%          8.0%
8           2.8%  5.6%          0.0%
9           2.4%  4.9%          0.0%
10          0.3%  0.7%          0.4%
11          1.5%  0.2%         10.1%
> AnalyzeTable(carAhp)
> 
> #the vacation.ahp file provides an example with multiple decision makers
> ahpFile <- system.file("extdata", "vacation.ahp", package="ahp")
> vacationAhp <- Load(ahpFile)
> Calculate(vacationAhp)
> Visualize(vacationAhp)
[1] "Node$fields will be deprecated in the next release. Please use Node$attributes instead."
[1] "Node$fields will be deprecated in the next release. Please use Node$attributes instead."
[1] "Node$fields will be deprecated in the next release. Please use Node$attributes instead."
[1] "Node$fields will be deprecated in the next release. Please use Node$attributes instead."
[1] "Node$fields will be deprecated in the next release. Please use Node$attributes instead."
[1] "Node$fields will be deprecated in the next release. Please use Node$attributes instead."
[1] "Node$fields will be deprecated in the next release. Please use Node$attributes instead."
[1] "Node$fields will be deprecated in the next release. Please use Node$attributes instead."
Error in library.dynam(lib, package, package.lib) : 
  DLL 'dplyr' not found: maybe not installed for this architecture?
Calls: Visualize ... asNamespace -> getNamespace -> loadNamespace -> library.dynam
Execution halted