MT5 · Runtime errors
MT5 4201 · Error working with a graphical object | YI GOLD
ERR_OBJECT_ERROR
Official meaning
Error working with a graphical object
Possible causes · YI GOLD suggestions
Object names, types, properties, coordinates or chart subwindows do not match.
Troubleshooting · YI GOLD suggestions
Verify chart ID, object existence and property types. Check creation/update results and avoid name collisions.