Solution : https://service.sap.com/sap/support/notes/1364334 (SAP Service marketplace login required)
Key words :
symptom sap netweaver visual composer, solution bug fixes made, plain text controls appears, visual composer iview, ep usage type, unicode transformation format, dynamic range slider, client cpu usage, visual composer table, sp stack 20 version
Related Notes :
| 1235408 | Known Issues-Visual Composer for SAP NetWeaver 7.0 SP16 & up |
| 919388 | Central Note: Visual Composer for SAP NetWeaver 2004s |