The current version is not updated for a long time and is incompatible with current leaflet 1.x.
When using this version of leaflet there are errors and warnings that do not allow working with the plugin.
I was able to start it in the work as follows:
in source file rlayer-src.js find the line
The current version is not updated for a long time and is incompatible with current leaflet 1.x. When using this version of leaflet there are errors and warnings that do not allow working with the plugin. I was able to start it in the work as follows: in source file rlayer-src.js find the line
and replace it with
After that the plugin worked without problems.