Equipment long text

I am facing the following error while loading equipment long text through lsmw.

In the last step for start direct input program,I am getting the following error

Successfully transfered long texts =0

Non transfered long tetxt=1

object=100001

Name /

id equi

Error cause Invalid text object(check table ttxob)

I have maintained two source structures

In the header,I have maintained fields-equnr,shtxt

In the long text,I have maintained fields as shtxt and txline_02