Materials replication from R/3

Hi guys

I am trying to replicate materials from R/3 into SRM and getting the following errors at smw01 , when checking in R3AM1 it shows the report as ran successfull , please help

Mat. for Initial Download: Table not supported by function

Conversion factors of base units of measure set to 1

Specify the relevant unit of length

Net weight of product 1000200 is larger than gross weight

Specify the relevant unit of weight

Data cannot be maintained for set type COMM_PR_UNIT

Data cannot be maintained for set type COMM_PR_SHTEXT