Strange problem in vendor evaluation

Question: Hi QM Gurus,

I'm in 46C.
When I make UD for the inspection lot 03 I can choose:
- acceptance (quality index 100)
- rejection (quality index 1)

After UD I start transaction ME61 (the actual score for GR is 82) I do a new evaluation for quality subcriteria and:

- if the UD was rejection the new score for GR is 74 (smoothing 0,1)
- if the UD was acceptance the new score doesn't change is 82 but I was expecting 84)

Why this strange behaviour?

Where is the error.
I've not activated user exit for this subcriteria.

Best regards
Odl

Answer:
I don't know why but now it works fine.

But I've another problem:
Now my starting score is 72 for GR subcriteria.
After GR I do a new evaluation (without UD) and score became 74.(smoothing 0,1). And this is ok.

But my UD is rejected (score 1) and after that I do a new evaluation: now the new score is 67, why? The same lot is evaluated twice? I understand that SAP has the value 74 and with new evaluation and smoothing the value is 74 (but the right starting value is 72and final score 65).

Is there a way to avoid this behaviour?

Thanks in advance
Odl

Answer:
Once again me,

ok I think I had not understand as GR quality is calculated.
Perhaps now I understand how it works: it's a simple average of all the values for all the inspection lots falling in the period take into consideration (both for inspection lot with Ud and inspection lot without UD for which score is 100 until a UD is taken).

Only one question: what happen for GR reversal.
It seems that score is calculated but can not be reversed. Is it true?

Thanks in advance
Odl

Answer:
A particular lot is not used for evaluation unless you give UD for it.
It's UD which gives the score for that lot.
So, it's a prerequisite that you have completed UD for all the lots that are used for evaluation.

Your last question is

Only one question: what happen for GR reversal.
It seems that score is calculated but can not be reversed. Is it true?


This question is invalid as you can't reverse a GR for which you have given UD.

Regards,
QMguy

Answer:
Thanks QMguy,

but after GR with MIGO the evaluation for the vendor change.
Before GR there are only 2 lots with UD:
lot 1 score 100
lot 2 score 1
the vendor evaluation for GR is 51

After the GR of 3rd lot (without UD) i start ME61 and calculate again vendor evaluation:

the vendor evaluation for GR became 67. It means that the system considers also the 3rd lot without UD.
Moreover, after that I reverse the GR and start ME61 but vendor evaluation doesn't change.

I don't know if there is something in customizing where I can define if lots without UD are used for vendor evaluation.
As described it seems my system works in this way.

Thanks a lot
Odl

Answer:
The system did not consider the third inspection lot in the evaluation as there was no UD and hence no Q-score.

You need to examine what other parameters are used in your vendor evaluation as the evaluation is also usually based on service and cost. Was the GR on the third receipt done after the planned delivery date? If so, this will lower the vendors evaluation as the GR component will be taken into consideration, but the QM component will not yet.

Craig
_________________
Available for spot consulting, troubleshooting, remote configuration/consulting and teaching. 10+ yrs in QM. Primary focus on Pharma and Chemicals.

Answer:
Thanks Craig,

but the problem still exists.
Now I created a new supplier without evaluation.
I create the purchase order with today date for GR.
I created a new weighting key (with weight 1 for only the quality main criterion) and for main criterion quality assigned weight 1 only for GR inspection.
I did material entry with MIGO and inspection lot was created.
I start immediately transaction ME61 (without making UD) and choose details for main criterion quality. I selected auto new evaluation and the score for GR inspection from 0 (there was no evaluation before) become 100. Why? I've no UD, the supplier is new and the only subcriterion for the vendor evaluation is GR inspection in the quality criterion.

It's very strange.

Odl

Answer:
Again me,

I find a note which explains (I think) my problem.
The note is the 319833:

Solution
Inspection lots without usage decisions are also taken into
consideration from the beginning if you implement the attached
corrections. Implement the attached corrections.
The calculation of the GR score is based on the following algorithm:
The GR score is determined if there are inspection lots or a quality
info record is created. Then (in both cases) the quality scores of the
usage decision and also the goods receipts without usage decision are
included in the calculation. The goods receipts to which either no
inspection lot has been generated or the inspection lot has not yet been
completed are included with the maximum quality score.


This note was yet implemented in my system so I understand the behaviour.
The only problem is if I reverse the goods receipt: the system take in account also the goods receipt reversed.
Anyone knows how can I solve this problem?

Thanks in advance
Odl

Answer:
Again me (final),

Problem solved.
There is a note 147234 to solve this problem.

Odl

Answer:
Thanks for the update! I'm sure it is appreciated by all.

Craig
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