Purchase requisition 2200561079 , item 00010 , has a different material

While processing an inbound Idoc I am getting these error

Purchase requisition 2200561079 , item 00010 , has a different material

Change Material could not be effected

The material 740480 does not exist or is not activated

Basic type: PORDCH02

Everytime i try to process i am getting one of these errors. Please let me know what can be done.