Problem with restriction of material creation

Question

I have a problem  regarding this code logic mention below
itz for checking the plant and profit center should be same . restrict by a message at the time of material creation .
now when we create a Alfanumeric plant and the profit center and we enter the same this message is stil comming and itz restrict the material creation .
can anybody please help me out for change the logic of this code .
break-point.
3       CALL FUNCTION 'CONVERSION_EXIT_ALPHA_OUTPUT'
4         EXPORTING
5           input         = MARC-PRCTR
6        IMPORTING
7          OUTPUT        = MARC-PRCTR
8                 .
9     *break-point.
10       if sy-tcode eq 'MM01' or sy-tcode eq 'MM02'.
11       if RMMG1-WERKS <> MARC-PRCTR and MARC-PRCTR is not initial.
12       message id 'ZS' type 'S' number 057.
13       endif.
14       endif.
15       IF ( sy-dynnr(1) = '4' OR sy-dynnr = '0060' )             "note 754457
16          AND NOT c_set IS INITIAL AND
17           ( x_win NE sy-srows OR y_win NE sy-scols )
18           and ok-code is initial and c_classification IS INITIAL.
19         bildflag = x.
20       ENDIF.

Answer 1

Hi,
Aren't you missing an = in the following line...
11 if RMMG1-WERKS MARC-PRCTR and MARC-PRCTR is not initial.
Shouldn't it read as follows?
11 if RMMG1-WERKS = MARC-PRCTR and MARC-PRCTR is not initial.
Regards,  Andy