SAP ABAP Function Module TREX_UTF8_TO_TEXT (Converts text from UTF-8 to current encoding) is using

• Class (3)
• Message Class (1)
• Message Number (1)
• Class Method (2)

#	Object Type	Object Name	Object Description	Note
1	Class	CL_ABAP_CONV_IN_CE	Code Page and Endian Conversion (External -> System Format)
2	Class	CX_SY_CODEPAGE_CONVERTER_INIT	System Exception for Code Page Converter Initialization
3	Class	CX_SY_CONVERSION_CODEPAGE	System Exception Converting Character Set