Error With New Line Character : CL_ABAP_CHAR_UTILITIES=>NEWLINE

Hello Experts

I am trying to use 'CL_ABAP_CHAR_UTILITIES=>NEWLINE' to show data in next line. but its showing # not next line.

CONCATENATE

        'line1'

        CL_ABAP_CHAR_UTILITIES=>NEWLINE

        'line2'

        CL_ABAP_CHAR_UTILITIES=>NEWLINE

        'line3'

        CL_ABAP_CHAR_UTILITIES=>NEWLINE

INTO text_buffer.

and now binding text_buffer with Textview. but

expected output.

line1

line2

line3..

but output is coming

line1#line2#line3.