Requisition Import Record Stuck in Interface

Hi All,

I am facing one issue regarding requisition interface,while running requisition import program i see the record in the interface in Error. Below

are the errors :

"Preparer is not an active worker

Cause:        You entered an inactive worker as the preparer. 

Action:        Enter an active worker as the preparer. 

Action:        Make the preparer an active worker.

"

"Destination organization is invalid or Receiving Parameters are missing

Cause:        You entered an invalid destination organization. 

Action:        Enter a valid destination organization.

"

"Some unit of measure conversions are not defined

Cause:        Some unit

"

"Item is invalid or not purchasing-enabled for the destination organization