>>>On the second one, you mentioned search form. Please, tell me also click by click how to simulate it.
>>
>>1) Create new message
>>2) Click on "new thread to member"
>>3) Click on image next to member id entry to bring up search form
>>4) Type in "Michel" for first name, and hit enter
>>5) Get the message I reported before.
>
>I have located where this comes from but can't understand why this doesn't work for you. I'm
>still investigating on this. I assume for all lists, whenever you try to move to the 2nd page,
>you'll have this behavior. Am I correct?

Looks like it: I just tried to filter the User Group list by "WA", and got the same error.