Troubleshooting
Problem
The following error message is returned in DVM Studio SQL Result set when high number of SQL sequential requests are repeatedly run in Data Virtualization Manager (DVM) server:
[DV][JDBC Driver][3.1.202406111013] Error loading user exits for DB2 table rc = 4, reason = 0, flags = 00, unicode rc = 0, reason = 0
Symptom
Below is the error message found in the server joblog:
CSV002I REQUESTS FOR MODULE POST$READ EXECEEDED MAXMUIM USE COUNT 32767Cause
User post-read exit is loaded in the system multiple times causes maximum use count over the system limit of 32767.
Resolving The Problem
Defect AVZ-21544 has been fixed in IBM DVM V1.2 PTF UO08065.
Defect AVZ-22038 has been fixed in IBM DVM V2.1 PTF UO08880.
Document Location
Worldwide
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Document Information
Modified date:
14 August 2026
UID
ibm17275643