Running examples in ‘sdpt3r-Ex.R’ failed
The error most likely occurred in:

> base::assign(".ptime", proc.time(), pos = "CheckExEnv")
> ### Name: doptimal
> ### Title: D-Optimal Experimental Design
> ### Aliases: doptimal
> 
> ### ** Examples
> 
> data(DoptDesign)
> 
> out <- doptimal(DoptDesign)
Error in unique.default(x) : unique() applies only to vectors
Calls: doptimal ... detect_ublk -> intersect -> unique -> unique.default
Execution halted
Running examples in ‘sdpt3r-Ex.R’ failed
The error most likely occurred in:

> base::assign(".ptime", proc.time(), pos = "CheckExEnv")
> ### Name: doptimal
> ### Title: D-Optimal Experimental Design
> ### Aliases: doptimal
> 
> ### ** Examples
> 
> data(DoptDesign)
> 
> out <- doptimal(DoptDesign)
Error in unique.default(x) : unique() applies only to vectors
Calls: doptimal ... detect_ublk -> intersect -> unique -> unique.default
Execution halted
Running examples in ‘sdpt3r-Ex.R’ failed
The error most likely occurred in:

> ### Name: doptimal
> ### Title: D-Optimal Experimental Design
> ### Aliases: doptimal
> 
> ### ** Examples
> 
> data(DoptDesign)
> 
> out <- doptimal(DoptDesign)
Error in unique.default(x) : unique() applies only to vectors
Calls: doptimal ... detect_ublk -> intersect -> unique -> unique.default
Execution halted
Running examples in ‘sdpt3r-Ex.R’ failed
The error most likely occurred in:

> ### Name: doptimal
> ### Title: D-Optimal Experimental Design
> ### Aliases: doptimal
> 
> ### ** Examples
> 
> data(DoptDesign)
> 
> out <- doptimal(DoptDesign)
Error in unique.default(x) : unique() applies only to vectors
Calls: doptimal ... detect_ublk -> intersect -> unique -> unique.default
Execution halted
Running examples in 'sdpt3r-Ex.R' failed
The error most likely occurred in:

> ### Name: doptimal
> ### Title: D-Optimal Experimental Design
> ### Aliases: doptimal
> 
> ### ** Examples
> 
> data(DoptDesign)
> 
> out <- doptimal(DoptDesign)
Error in unique.default(x) : unique() applies only to vectors
Calls: doptimal ... detect_ublk -> intersect -> unique -> unique.default
Execution halted