# List of DSDriver Related Known Issues Fixed in Release, Mod and Fix Pack

The list of Known Issues are organized based on version of DSDriver. Further the list of Known Issues are separated based on below three categories:

JCC Driver
  - Known Issues related to JCC/JDBC, SQLJ, CLPPlus and NoSQL/JSON driver
.NET Driver
  - Known Issues related to C# .NET application development
ODBC and CLI Driver
  - Known Issues related to ODBC/CLI, OLEDB, ESQL and other components used by C/C++ application development

A detailed list of Known Issues of previous releases can be found in "JDBC Driver", "Client Interfaces", "Client" and "CLI" section of the given link here.

## DSDriver V12.1.0.0

### JCC Driver

- DT197331: Security: Vulnerability found in apache-mime4j package

- DT246671: JCC driver throws NPE when sysplex pool dump is enabled via global property file

- DT256996: JCC displays password in exception object for errorcode -4461

- DT259757: Connection authorization failure occurred. Reason: Local security service non-retryable error. ERRORCODE=-4214 with JCC driver 4.33.31

- DT269687: While performing JCC XA trusted switch user, operation fails with Unsupported DDM object code point: 0x1219. ERRORCODE=-4499, SQLSTATE=58015

- DT258271: XAResource#start() can override Integer cache value when using jcc type 2 driver on Db2 11.5.8/11.5.9

- DT245697: When DB2 connection is done through MS Store certificate using IBM Semeru 11.0.15, customer is getting java.security.NoSuchProviderException: no such provider: IBMCAC

- DT261720: If driver encounters protocol error (receiving ENDUOWRM in response to EXCSAT/ACCSEC buffer), refrain from initiating any retry attempts

- DT271477: With security mechanism 15, in version 4.32.45, connection resulted in null SQLCA, but with 4.33.31 version, getting SQLCA warning.

- DT240577: XID is not being released with enableDualTransportUsingDifferentProcess set to 1 under MQ

- DT390357: Connection fails when using security mechanism 3 with FIPS enabled IBM Semeru JDK17

- DT383334: When XA-RMFAIL occurs in server during xa-prepare, JCC driver notifying WAS connection pool about the disconnect event.

- DT389991: Driver failed to read the ENDUOWRM reply of RDBCMM during PreparedStatement.close()

- DT196087: SQL104 when running EXPORT EXTERNAL command in CLPPLUS

### .Net Driver

- DT196972: DB2DataReader.GetValue() returns System.Int16 type value for the boolean column instead of System.Boolean type value.

### ODBC and CLI Driver

- DT179633: Invalid file handle error returned by SQLDriverConnect/W() API on windows platform causing engine abort

## DSDriver V12.1.1.0

### JCC Driver

- DT395504: Db2 JDBC Driver throwing ArrayIndexOutOfBound due to selection of invalid Best member selection

### ODBC and CLI Driver

- DT395617: Locale setting is not effective for decimal separator on decfloat columns under France locale with cli driver