Issue: 
While testing the TDV Adapter in webfocus throws following Error messages in Edaprint.log -
"E (FOC1500) *** 4 messages suppressed ***"

Question - How to expand  Error Suppressed messages in Edaprint.log?

Repro Steps: 
1) Go to Reporting server console Or WebFOCUS hub - Click Get Data
2) Use TDV adapter(TIBCO DATA VIRTUALIZATION), and choose Trusted from security section
3) Click 'Test' 
4) An error message is output to edaprint.log

11/24/2022 15:31:48.473 E (FOC1500) *** 4 messages suppressed ***.

How to expand the suppressed messages in edaprint.log

All

Solution:

 To show all the suppressed error messages follow the below steps:

1) From Webfocus Home > Go to the Management Center.

2) In Server Administration >  Select 'Server workspace'.

3) Click on Settings, then Focus Sets and Info.

4) Go to Core Engine Settings > Select 'Service Area' : 'Error / Warning Control' - Next.

5) Select EMGSRV: 'EDAPRINT/ON - Route to EDAPRINT and normal output' - Save.
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The reason some error messages were still suppressed is because the Maximum number of identical error messages is set as 10 in server preferences setting.
To increase the value there, follow the below steps:

1) In Server Administration > Click 'Server Preferences' .

2) In the Reporting option, increase the 'Maximum number of identical error messages' from 10 to 100 or 50. - Update[Save].

Now try to test the issue and validate the EDAPRINT log file.

Output :- 
All the error messages are unsuppressed now!

https://docs.tibco.com/pub/wf-rs/9.0.4/doc/pdf/TIB_wfrs_9.0.4_administration.pdf#page=607
Page no. 607 : Controlling Error Message Processing With the EMGSRV and EMGLIMIT Parameters.

Attachment : 'SuppressedMessages_KBArticle.pdf' for reference.