Solution : https://service.sap.com/sap/support/notes/620011 (SAP Service marketplace login required)
Key words :
reference t2->c2 -> /ref toc1->[setting1], symptom reusable chart items, library item ic1[setting1], unnecessary local chart-settings, libary item reference, reusable items created, libary item ic1, specific errorrequires installation, affect templates created, original template t1
Related Notes :
| 628140 | Handling charts in the Web Application Designer; Libraries. |