Solution : https://service.sap.com/sap/support/notes/1992839 (SAP Service marketplace login required)
Key words :
subsequentsap_ui740740 correction instructions correction instructionssoftware componentvalid fromvalid tonumbersap_ui7407401407065sap_ui7407401407066 support packages & patches support packagessoftware componentreleasesupport packagesap_ui740sapk-74008insapui, customer component ca-gtf-cbn contextual business navigation priority correction, medium priority category program error validity software componentfrom rel, relevant correction instructions, / __%pdfstyle%__font-size, __%pdfstyle%__ / } symptom, relevant back-end system, support package, program error, monospace { font-family