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

> base::assign(".ptime", proc.time(), pos = "CheckExEnv")
> ### Name: ggchessboard
> ### Title: Plot a fen representation chessboard via ggplot2
> ### Aliases: ggchessboard
> 
> ### ** Examples
> 
> ggchessboard()
Warning: `data_frame()` was deprecated in tibble 1.1.0.
ℹ Please use `tibble()` instead.
ℹ The deprecated feature was likely used in the rchess package.
  Please report the issue at <https://github.com/jbkunst/rchess/issues>.
Error in grid.Call.graphics(C_text, as.graphicsAnnot(x$label), x$x, x$y,  : 
  conversion failure on '♖' in 'mbcsToSbcs': for ♖
Calls: <Anonymous> ... drawDetails -> drawDetails.text -> grid.Call.graphics
Execution halted
Running examples in ‘rchess-Ex.R’ failed
The error most likely occurred in:

> base::assign(".ptime", proc.time(), pos = "CheckExEnv")
> ### Name: ggchessboard
> ### Title: Plot a fen representation chessboard via ggplot2
> ### Aliases: ggchessboard
> 
> ### ** Examples
> 
> ggchessboard()
Warning: `data_frame()` was deprecated in tibble 1.1.0.
ℹ Please use `tibble()` instead.
ℹ The deprecated feature was likely used in the rchess package.
  Please report the issue at <https://github.com/jbkunst/rchess/issues>.
Error in grid.Call.graphics(C_text, as.graphicsAnnot(x$label), x$x, x$y,  : 
  conversion failure on '♖' in 'mbcsToSbcs': for ♖ (U+2656)
Calls: <Anonymous> ... drawDetails -> drawDetails.text -> grid.Call.graphics
Execution halted
Running examples in ‘rchess-Ex.R’ failed
The error most likely occurred in:

> ### Name: ggchessboard
> ### Title: Plot a fen representation chessboard via ggplot2
> ### Aliases: ggchessboard
> 
> ### ** Examples
> 
> ggchessboard()
Warning: `data_frame()` was deprecated in tibble 1.1.0.
ℹ Please use `tibble()` instead.
ℹ The deprecated feature was likely used in the rchess package.
  Please report the issue at <https://github.com/jbkunst/rchess/issues>.
Error in grid.Call.graphics(C_text, as.graphicsAnnot(x$label), x$x, x$y,  : 
  conversion failure on '♖' in 'mbcsToSbcs': for ♖ (U+2656)
Calls: <Anonymous> ... drawDetails -> drawDetails.text -> grid.Call.graphics
Execution halted
Running examples in ‘rchess-Ex.R’ failed
The error most likely occurred in:

> ### Name: ggchessboard
> ### Title: Plot a fen representation chessboard via ggplot2
> ### Aliases: ggchessboard
> 
> ### ** Examples
> 
> ggchessboard()
Warning: `data_frame()` was deprecated in tibble 1.1.0.
ℹ Please use `tibble()` instead.
ℹ The deprecated feature was likely used in the rchess package.
  Please report the issue at <https://github.com/jbkunst/rchess/issues>.
Error in grid.Call.graphics(C_text, as.graphicsAnnot(x$label), x$x, x$y,  : 
  conversion failure on '♖' in 'mbcsToSbcs': for ♖ (U+2656)
Calls: <Anonymous> ... drawDetails -> drawDetails.text -> grid.Call.graphics
Execution halted
Running examples in 'rchess-Ex.R' failed
The error most likely occurred in:

> ### Name: ggchessboard
> ### Title: Plot a fen representation chessboard via ggplot2
> ### Aliases: ggchessboard
> 
> ### ** Examples
> 
> ggchessboard()
Warning: `data_frame()` was deprecated in tibble 1.1.0.
ℹ Please use `tibble()` instead.
ℹ The deprecated feature was likely used in the rchess package.
  Please report the issue at <https://github.com/jbkunst/rchess/issues>.
Error in grid.Call.graphics(C_text, as.graphicsAnnot(x$label), x$x, x$y,  : 
  conversion failure on '♖' in 'mbcsToSbcs': for ♖ (U+2656)
Calls: <Anonymous> ... drawDetails -> drawDetails.text -> grid.Call.graphics
Execution halted