After we update Cytoscape.js version #378 from v2.7 to v3.2.17, "edit selected nodes" and "edit selected edges" buttons do not work. Note: This error happens for Cytoscape.js version > 2.7.16 
After we update Cytoscape.js version #378 from v2.7 to v3.2.17, "edit selected nodes" and "edit selected edges" buttons do not work.
Note: This error happens for Cytoscape.js version > 2.7.16