In this step, you define the keys to block supply
Depending on whether the block applies to all materials or only
certain materials for a vendor, the blocking key is contained in
the vendor master or in the quality information record for a
The key allows you to block the following business
In the control
key for QM in procurement, you specify how the system
should respond when it encounters a block. For example, with:
an information message
a warning message
an error message
1. Together with the purchasing and
inventory management departments, determine which blocking options
are used in your company and how the system and the persons
responsible will respond, in the event of a block.
2. Replace the blocking keys in the
standard system with the keys that are needed in your
3. Set the system message type
according to the arrangements made with the purchasing and
materials management departments.
To block the procurement functions, you have several
blocking the vendor for general reasons (purchasing block)
This block suppresses all purchasing functions. In the vendor
master, you specify whether such a block will apply to all or to
certain purchasing organizations.
blocking the vendor for quality-related reasons
This block suppresses the procurement functions specified in the
blocking key and is effective for materials for which the indicator
QM in procurement is active.
If you set the blocking key in the vendor master, it applies to
the vendor, regardless of the materials and plants involved.
If you set the blocking key in the quality info-record, it
applies to a specific material and plant only.
For quality-related reasons, you can
use the control key for QM in procurement to override any active
blocking keys for certain plants.